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Exploited and new serious CVEs: May 2026

374 records · 23 KEV. In publication order.

Included: records in CISA KEV, with a weaponized exploit, with EPSS of 10% or more, with a public PoC and published in the last 3 years, and CVSS 7+ records published in the last 90 days. All other records are in search and vendor pages.

Month boundaries are UTC, the same rule as the publication date on each record page.

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  • Arcane Vulnerable to Unauthenticated Disclosure of Custom Compose Template Content (incl. `.env` secrets)

    HighCVSS 8.7Proof of conceptEPSS 1%

    getarcane · arcaneMay 9, 2026

  • phpvms: /importer authorization bypass causing full database wipe

    CriticalCVSS 9.4Proof of conceptEPSS 1%

    phpvms · phpvmsMay 9, 2026

  • CVE-2026-8196
    11Monitor

    JeecgBoot mLogin Endpoint LoginController.java authorization

    LowCVSS 2.9Proof of conceptEPSS 0%

    May 9, 2026

  • CVE-2026-6433
    29Monitor

    Custom CSS JS PHP <= 2.0.7 - Unauthenticated SQL Injection to RCE

    HighCVSS 7.3Proof of conceptEPSS 1%

    unknown · custom css-js-phpMay 11, 2026

  • rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present

    HighCVSS 7.8WeaponizedEPSS 94%

    linux · linux kernelMay 11, 2026

  • CVE-2026-6815
    23Monitor

    An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider.

    MediumCVSS 5.9Proof of conceptEPSS 0%

    casbin · casdoorMay 11, 2026

  • CVE-2026-2291
    29Monitor

    dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, whic

    HighCVSS 7.3Proof of conceptEPSS 0%

    dnsmasq · dnsmasqMay 11, 2026

  • CVE-2026-4802
    32Monitor

    Cockpit: cockpit: arbitrary command execution via crafted links in system logs ui

    HighCVSS 8.0Proof of conceptEPSS 1%

    red hat · red hat enterprise linux 10May 11, 2026

  • CVE-2026-4893
    22Monitor

    An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 cl

    MediumCVSS 5.3Proof of conceptEPSS 1%

    dnsmasq · dnsmasqMay 11, 2026

  • CVE-2026-5172
    30Monitor

    A buffer overflow in dnsmasq’s extract_addresses() function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting

    HighCVSS 7.3Proof of conceptEPSS 2%

    dnsmasq · dnsmasqMay 11, 2026

  • Grav: Remote Code Execution (RCE) via Malicious Plugin ZIP Upload in Direct Install Feature

    CriticalCVSS 9.1Proof of conceptEPSS 4%

    getgrav · gravMay 11, 2026

  • Grav: Privilege Escalation via Missing Server-Side Validation of groups/access

    CriticalCVSS 9.4Proof of conceptEPSS 1%

    getgrav · gravMay 11, 2026

  • CVE-2026-2614
    31Monitor

    Arbitrary File Read via Prompt Tag Source Validation Bypass in mlflow/mlflow

    HighCVSS 7.5Proof of conceptEPSS 3%

    lfprojects · mlflowMay 11, 2026

  • CVE-2026-3609
    31Monitor

    XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability

    HighCVSS 7.8Proof of conceptEPSS 0%

    wellbia · xigncode3May 11, 2026

  • A memory corruption issue was addressed with improved input validation.

    MediumCVSS 6.5Proof of conceptEPSS 0%

    apple · ipadosMay 11, 2026

  • The issue was addressed with improved memory handling.

    HighCVSS 7.5Proof of conceptEPSS 0%

    apple · ipadosMay 11, 2026

  • A memory corruption vulnerability was addressed with improved locking.

    MediumCVSS 4.7Proof of conceptEPSS 0%

    apple · ipadosMay 11, 2026

  • A logic issue was addressed with improved restrictions.

    HighCVSS 8.8Proof of conceptEPSS 0%

    apple · ipadosMay 11, 2026

  • An out-of-bounds read was addressed with improved bounds checking.

    HighCVSS 7.3Proof of conceptEPSS 0%

    apple · ipadosMay 11, 2026

  • jotty·page: Unauthenticated Path Traversal leads to sensitive file disclosure and session-token reuse impact

    HighCVSS 8.2Proof of conceptEPSS 1%

    fccview · jottyMay 11, 2026

  • exiftool-vendored: Argument injection via newline characters in tag names

    HighCVSS 8.2Proof of conceptEPSS 0%

    photostructure · exiftool-vendored.jsMay 11, 2026

  • Vaultwarden: Brute-force protection bypass vulnerability

    CriticalCVSS 9.8Proof of conceptEPSS 0%

    dani-garcia · vaultwardenMay 11, 2026

  • CVE-2026-45321
    69This week

    Malware in 42 @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys

    CriticalCVSS 9.6KEVWeaponizedEPSS 3%

    tanstack · tanstack/arktype-adapterMay 12, 2026

  • CVE-2026-5029
    34Monitor

    RCE in Code Runner MCP Server

    HighCVSS 8.7Proof of conceptEPSS 0%

    code runner mcp server · code runner mcp serverMay 12, 2026

  • CVE-2026-8161
    30Monitor

    multiparty vulnerable to Denial of Service via Prototype Pollution leading to Uncaught Exception

    HighCVSS 7.5Proof of conceptEPSS 0%

    pillarjs · multipartyMay 12, 2026

  • A vulnerability has been identified in ROS# (All versions < V2.2.2).

    CriticalCVSS 9.3Proof of conceptEPSS 0%

    siemens · ros#May 12, 2026

  • sealed-env: TOTP secret embedded in unseal token payload (enterprise mode)

    CriticalCVSS 9.1Proof of conceptEPSS 0%

    davidalmeidac · sealed-envMay 12, 2026

  • Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

    HighCVSS 7.8Proof of conceptEPSS 0%

    microsoft · windows 10 1607May 12, 2026

  • CVE-2026-8388
    26Monitor

    Incorrect boundary conditions in the JavaScript Engine: JIT component

    MediumCVSS 6.5Proof of conceptEPSS 0%

    mozilla · firefoxMay 12, 2026

  • CVE-2026-8389
    35Monitor

    JIT miscompilation in the JavaScript Engine: JIT component

    HighCVSS 8.8Proof of conceptEPSS 0%

    mozilla · firefoxMay 12, 2026

  • Windows DNS Client Remote Code Execution Vulnerability

    CriticalCVSS 9.8Proof of conceptEPSS 2%

    microsoft · windows 11 23h2May 12, 2026

  • Langflow: Path Traversal in Langflow Knowledge Bases API

    CriticalCVSS 9.6Proof of conceptEPSS 4%

    langflow · langflowMay 12, 2026

  • Pocketbase: Account pre-hijacking via OAuth2 unverfied->verified autolinking upgrade

    MediumCVSS 6.1Proof of conceptEPSS 0%

    pocketbase · pocketbaseMay 12, 2026

  • WGDashboard: Critical Vulnerability in 4.3.2

    CriticalCVSS 9.3Proof of conceptEPSS 1%

    wgdashboard · wgdashboardMay 12, 2026

  • CVE-2026-5061
    18Monitor

    Consul-template vulnerable to sandbox path bypass in file helper via a symlink attack

    MediumCVSS 4.7Proof of conceptEPSS 0%

    hashicorp · toolingMay 12, 2026

  • Apache Tomcat: HTTP/2 request headers not validated

    CriticalCVSS 9.8Proof of conceptEPSS 1%

    apache · tomcatMay 12, 2026

  • Apache Tomcat: Digest authenticator will authenticate any unknown user

    CriticalCVSS 9.8Proof of conceptEPSS 1%

    apache · tomcatMay 12, 2026

  • Apache Tomcat: Security constraints not correctly applied

    CriticalCVSS 9.1Proof of conceptEPSS 1%

    apache · tomcatMay 12, 2026

  • Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path.

    CriticalCVSS 9.8Proof of conceptEPSS 1%

    exim · eximMay 12, 2026

  • Wing FTP Server < 8.1.3 Authenticated Remote Code Execution via Session Serialization

    HighCVSS 8.6Proof of conceptEPSS 2%

    wftpserver · wing ftp serverMay 12, 2026

  • Insufficient ownership check in `clientarea.php` allows an authenticated client area user to submit requests using another user’s `addonId`

    CriticalCVSS 9.1Proof of conceptEPSS 0%

    webpros · whmcsMay 12, 2026

  • Microsoft SharePoint Server Remote Code Execution Vulnerability

    HighCVSS 8.8No exploitEPSS 31%

    microsoft · sharepoint serverMay 12, 2026

  • Windows Kernel Elevation of Privilege Vulnerability

    HighCVSS 7.8Proof of conceptEPSS 4%

    microsoft · windows 11 24h2May 12, 2026

  • CVE-2026-41089
    63This week

    Windows Netlogon Remote Code Execution Vulnerability

    CriticalCVSS 9.8Proof of conceptEPSS 79%

    microsoft · windows server 2012May 12, 2026

  • Xibo: Authenticated Server-Side Request Forgery (SSRF) in Library Upload via URL functionality

    HighCVSS 7.7Proof of conceptEPSS 0%

    xibosignage · xibo-cmsMay 12, 2026

  • A improper access control vulnerability in Fortinet FortiAuthenticator 8.0.2, FortiAuthenticator 8.0.0, FortiAuthenticator 6.6.0 through 6.6

    CriticalCVSS 9.8Proof of conceptEPSS 0%

    fortinet · fortiauthenticatorMay 12, 2026

  • Thymeleaf: Improper recognition of unauthorized syntax patterns in sandboxed Thymeleaf expressions

    CriticalCVSS 9.0Proof of conceptEPSS 0%

    thymeleaf · thymeleafMay 12, 2026

  • Adobe Commerce | Uncontrolled Resource Consumption (CWE-400)

    HighCVSS 7.5No exploitEPSS 21%

    adobe · commerceMay 12, 2026

  • Adobe Commerce | Uncontrolled Resource Consumption (CWE-400)

    HighCVSS 7.5No exploitEPSS 13%

    adobe · commerceMay 12, 2026

  • Adobe Commerce | Uncontrolled Resource Consumption (CWE-400)

    HighCVSS 7.5No exploitEPSS 15%

    adobe · commerceMay 12, 2026

  • Pulpy: Incomplete filesystem sandbox in pulpy.fs bridge allows packaged web apps to read arbitrary user files

    CriticalCVSS 9.3Proof of conceptEPSS 1%

    enesgkky · pulpyMay 12, 2026

  • Craft CMS: Potential authenticated Remote Code Execution via malicious attached Behavior

    HighCVSS 8.6Proof of conceptEPSS 0%

    craftcms · cmsMay 12, 2026

  • nnU-Net: Agentic workflow injection in `.github/workflows/issue-triage.yml` of `MIC-DKFZ/nnUNet`

    HighCVSS 7.2Proof of conceptEPSS 0%

    dkfz · nnu-netMay 12, 2026

  • Scramble: Remote code execution via evaluation of user-controlled input in validation rules

    CriticalCVSS 9.4Proof of conceptEPSS 5%

    dedoc · scrambleMay 12, 2026

  • Incorrect default permissions in FactoryCamera prior to SMR May-2026 Release 1 allows local attacker to access unique identifier.

    MediumCVSS 6.8Proof of conceptEPSS 0%

    samsung · androidMay 13, 2026

  • Incorrect privilege assignment in LocationManager prior to SMR May-2026 Release 1 allows local attackers to access sensitive information.

    MediumCVSS 5.1Proof of conceptEPSS 0%

    samsung · androidMay 13, 2026

  • Out-of-bounds write in SveService prior to SMR May-2026 Release 1 allows local privileged attackers to execute arbitrary code.

    MediumCVSS 6.8Proof of conceptEPSS 0%

    samsung · androidMay 13, 2026

  • Improper input validation in FacAtFunction in Galaxy Watch prior to SMR May-2026 Release 1 allows local attacker to execute arbitrary code w

    HighCVSS 8.6Proof of conceptEPSS 0%

    samsung mobile · samsung mobile devicesMay 13, 2026

  • Improper export of android application components in OmaCP prior to SMR May-2026 Release 1 allows local attackers to trigger privileged func

    MediumCVSS 5.1Proof of conceptEPSS 0%

    samsung · androidMay 13, 2026

  • CVE-2026-4782
    26Monitor

    Avada Builder <= 3.15.2 - Authenticated (Subscriber+) Arbitrary File Read via 'custom_svg' Shortcode Parameter

    MediumCVSS 6.5Proof of conceptEPSS 0%

    themefusion · avada (fusion) builderMay 13, 2026

  • CKAN: Unauthenticated SQL Injection and Authorization Bypass in `datastore_search_sql`

    HighCVSS 8.3Proof of conceptEPSS 1%

    okfn · ckanMay 13, 2026

  • CKAN: Unauthenticated Authorization Bypass in `datastore_search_sql`

    MediumCVSS 6.7No exploitEPSS 0%

    okfn · ckanMay 13, 2026

  • NXP moal.ko Wi-Fi driver 5.1.7.10 FW version from v17.92.1.p149.43 To v17.92.1.p149.157 was discovered to contain a buffer overflow via the

    MediumCVSS 5.6Proof of conceptEPSS 0%

    May 13, 2026

  • A path injection vulnerability exists in OpenPLC v3 (2c82b0e79c53f8c1f1458eee15fec173400d6e1a) as the binary program compiled from glue_gene

    MediumCVSS 6.5Proof of conceptEPSS 0%

    openplcproject · openplc v3 firmwareMay 13, 2026

  • Knowledge Appliance mode iControl REST vulnerability

    HighCVSS 8.5No exploitEPSS 0%

    f5 · big-ip access policy managerMay 13, 2026

  • NGINX ngx_http_ssl_module vulnerability

    MediumCVSS 6.3Proof of conceptEPSS 0%

    f5 · dosMay 13, 2026

  • NGINX ngx_http_proxy_v2_module vulnerability

    MediumCVSS 6.3Proof of conceptEPSS 0%

    f5 · nginx gateway fabricMay 13, 2026

  • NGINX ngx_http_rewrite_module vulnerability

    CriticalCVSS 9.2Proof of conceptEPSS 68%

    f5 · dosMay 13, 2026

  • GitHub Copilot CLI: Nested Bare Repository Can Execute Arbitrary Commands via core.fsmonitor

    HighCVSS 8.5Proof of conceptEPSS 0%

    github · copilot-cliMay 13, 2026

  • Next.js: Middleware / Proxy bypass in App Router applications via segment-prefetch routes

    HighCVSS 7.5No exploitEPSS 1%

    vercel · next.jsMay 13, 2026

  • CubeCart: Reflected XSS in Store Search Bar

    MediumCVSS 6.1Proof of conceptEPSS 0%

    cubecart · v6May 13, 2026

  • MISP: SQL injection via unvalidated ordering parameters in event and shadow attribute listings

    CriticalCVSS 9.3Proof of conceptEPSS 0%

    misp-project · mispMay 13, 2026

  • CVE-2026-0265
    60This week

    PAN-OS: Authentication Bypass with Cloud Authentication Service (CAS) enabled

    HighCVSS 7.2WeaponizedEPSS 1%

    paloaltonetworks · pan-osMay 13, 2026

  • Next.js: Server-side request forgery in applications using WebSocket upgrades

    HighCVSS 8.6Proof of conceptEPSS 35%

    vercel · next.jsMay 13, 2026

  • Next.js: Denial of Service via connection exhaustion in applications using Cache Components

    HighCVSS 7.5Proof of conceptEPSS 0%

    vercel · next.jsMay 13, 2026

  • Next.js: Middleware / Proxy bypass in App Router applications via segment-prefetch routes

    HighCVSS 7.5No exploitEPSS 0%

    vercel · next.jsMay 13, 2026

  • PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities

    HighCVSS 7.8KEVWeaponizedEPSS 95%

    paloaltonetworks · pan-osMay 13, 2026

  • Netty: HTTP/3 QPACK literal unbounded allocation

    HighCVSS 7.5No exploitEPSS 0%

    netty · nettyMay 13, 2026

  • fast-jwt: Empty HMAC secret accepted via async key resolver - JWT auth bypass

    CriticalCVSS 9.1Proof of conceptEPSS 0%

    nearform · fast-jwtMay 13, 2026

  • CVE-2026-8328
    23Monitor

    FTP PASV SSRF, ftpcp() does not use actual peer address, trusts server-supplied PASV host address

    MediumCVSS 5.9No exploitEPSS 0%

    python software foundation · cpythonMay 13, 2026

  • Burst Statistics 3.4.0 - 3.4.1.1 - Authentication Bypass to Admin Account Takeover

    CriticalCVSS 9.8Proof of conceptEPSS 14%

    burstbv · burst statistics – privacy-friendly wordpress analytics (google analytics alternative)May 14, 2026

  • CVE-2026-6271
    39Monitor

    Career Section <= 1.7 - Unauthenticated Arbitrary File Upload

    CriticalCVSS 9.8Proof of conceptEPSS 0%

    shahinurislam · career sectionMay 14, 2026

  • CVE-2026-6145
    21Monitor

    User Registration & Membership <= 5.1.5 - Unauthenticated Missing Authorization to Admin Approval Bypass via 'action' Parameter

    MediumCVSS 5.3Proof of conceptEPSS 0%

    wpeverest · user registration & membership – free & paid memberships, subscriptions, content restriction, user profile, custom user registration & login builderMay 14, 2026

  • CVE-2026-6475
    35Monitor

    PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice

    HighCVSS 8.8Proof of conceptEPSS 0%

    postgresql · postgresqlMay 14, 2026

  • CVE-2026-6477
    35Monitor

    PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory

    HighCVSS 8.8No exploitEPSS 0%

    postgresql · postgresqlMay 14, 2026

  • Gotenberg: Unauthenticated RCE via ExifTool Metadata Key Injection

    CriticalCVSS 9.8Proof of conceptEPSS 3%

    thecodingmachine · gotenbergMay 14, 2026

  • Gotenberg: Unauthenticated SSRF via default deny-list bypass in downloadFrom and webhook

    CriticalCVSS 9.4Proof of conceptEPSS 1%

    thecodingmachine · gotenbergMay 14, 2026

  • Strapi may leak sensitive data via relational filtering due to lack of query sanitization

    CriticalCVSS 9.2Proof of conceptEPSS 1%

    strapi · strapiMay 14, 2026

  • RMCP: DNS rebinding vulnerability in rmcp Streamable HTTP server transport

    HighCVSS 8.8Proof of conceptEPSS 0%

    modelcontextprotocol · rust-sdkMay 14, 2026

  • MagicMirror²: Unauthenticated SSRF via /cors endpoint

    CriticalCVSS 9.2Proof of conceptEPSS 1%

    magicmirror · magicmirrorMay 14, 2026

  • Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

    CriticalCVSS 10.0KEVWeaponizedEPSS 91%

    cisco · catalyst sd-wan managerMay 14, 2026

  • Cisco Catalyst SD-WAN Manager XML External Entity Injection Vulnerability

    HighCVSS 8.6Proof of conceptEPSS 1%

    cisco · catalyst sd-wan managerMay 14, 2026

  • CVE-2026-42897
    75This week

    Microsoft Exchange Server Spoofing Vulnerability

    MediumCVSS 6.1KEVWeaponizedEPSS 70%

    microsoft · exchange serverMay 14, 2026

  • Strapi has a rate limit bypass on users-permissions plugin via attacker-controlled email keying

    MediumCVSS 6.9No exploitEPSS 0%

    strapi · strapiMay 14, 2026

  • Strapi Vulnerable to SQL Injection in Content Type Builder

    CriticalCVSS 9.3Proof of conceptEPSS 1%

    strapi · strapiMay 14, 2026

  • Strapi: Password Reset Does Not Revoke Existing Refresh Sessions

    LowCVSS 2.1Proof of conceptEPSS 0%

    strapi · strapiMay 14, 2026

  • Authentication Bypass in mlflow/mlflow

    HighCVSS 8.6Proof of conceptEPSS 20%

    lfprojects · mlflowMay 14, 2026

  • CVE-2026-5229
    39Monitor

    Receive Notifications After Form Submitting – Form Notify for Any Forms <= 1.1.10 - Unauthenticated Authentication Bypass via LINE OAuth Callback

    CriticalCVSS 9.8Proof of conceptEPSS 0%

    m615926 · receive notifications after form submitting – form notify for any formsMay 15, 2026

  • CVE-2026-8398
    67This week

    A supply chain attack compromised the official installation packages of DAEMON Tools Lite (Windows versions 12.5.0.2421 through 12.5.0.2434)

    CriticalCVSS 9.3KEVWeaponizedEPSS 1%

    disc-soft · daemon toolsMay 15, 2026

  • bitcoinj: ScriptExecution P2PKH/P2WPKH Verification Bypass

    HighCVSS 7.5Proof of conceptEPSS 0%

    bitcoinj · bitcoinjMay 15, 2026