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Exploited and new serious CVEs: September 2026

7,965 records · 32 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.

Page 63 of 80

  • Apache Tomcat: Cross-context authentication mix-up with Jakarta Authentication configured

    HighCVSS 7.3No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: DoS via busy wait during WebSocket close

    HighCVSS 7.5No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: AJP DoS via missing request body

    HighCVSS 7.5No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: HTTP/2 DoS via malformed request

    HighCVSS 7.3No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: WebSocket DoS due to lost asynchronous write timeout

    HighCVSS 7.5No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Unauthenticated Open Redirect Vulnerability in Abis Technology's AVESİS

    MediumCVSS 5.4Proof of conceptEPSS 0%

    abis technology ltd. co. · avesi̇sSep 23, 2026

  • Privilege Escalation vulnerability

    HighCVSS 8.1No exploitEPSS 2%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Broken Access Control vulnerability

    HighCVSS 7.1No exploitEPSS 1%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Broken Access Control vulnerability

    HighCVSS 7.1No exploitEPSS 1%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Apache Tomcat: Fix for CVE-2026-34500 was incomplete. OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled

    CriticalCVSS 9.8No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: Regression in fix for CVE-2026-41293 can trigger request header mix-up

    CriticalCVSS 9.1Proof of conceptEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: WebSocket message smuggling with per-message-deflate

    HighCVSS 7.5No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Foxit PDF Editor/Reader U3D File Parsing Integer Overflow Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Doc Object Use-After-Free Information Disclosure Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Doc Object Use-After-Free Information Disclosure Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader DeviceN Colorspace Out-Of-Bounds Write Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader FileOpen Uninitialized Variable Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Portfolio Directory Traversal Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Updater Privilege Escalation

    HighCVSS 8.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit Editor/Reader Array resetForm Use-After-Free Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor installer local privilege escalation

    HighCVSS 8.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader RichMedia Annotation Directory Traversal Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Security Vulnerability Report – Foxit PDF Editor/Reader Updater DLL Search Path Hijacking

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Out-of-bounds Write Vulnerability While Rendering

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Use-after-free Vulnerability in Foxit PDF Editor/Reader Page-tree Handling

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Doc Object Use-After-Free Information Disclosure Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader Annotation Use-After-Free Information Disclosure Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader PRC Stream Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader FoxitUpdater Improper Certificate Validation Local Privilege Escalation Vulnerability

    HighCVSS 8.1No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader FoxitUpdater Race Condition Local Privilege Escalation Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader JPEG2000 Parsing Memory Corruption Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Foxit PDF Editor/Reader AcroForm Use-After-Free Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    foxit · pdf editorSep 23, 2026

  • Remote Code Execution vulnerability

    CriticalCVSS 9.9No exploitEPSS 5%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Authentication Bypass vulnerability

    HighCVSS 8.8No exploitEPSS 2%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Command Injection vulnerability

    HighCVSS 8.8No exploitEPSS 8%

    zohocorp · manageengine opmanagerSep 23, 2026

  • XML Injection vulnerability

    HighCVSS 7.7No exploitEPSS 2%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Data Exposure vulnerability

    HighCVSS 7.4No exploitEPSS 0%

    zohocorp · manageengine opmanagerSep 23, 2026

  • Security Policy Bypass in Forcepoint Security Engine (NGFW)

    HighCVSS 7.9No exploitEPSS 0%

    forcepoint · forcepoint security engine (ngfw)Sep 23, 2026

  • SunEditor: Critical XSS vulnerability - sanitizer bypass

    CriticalCVSS 10.0No exploitEPSS 0%

    jihong88 · suneditorSep 23, 2026

  • Apache Sling Security Bundle: RefererFilter accepts weaker-than-origin evidence

    HighCVSS 7.3No exploitEPSS 0%

    apache · sling securitySep 23, 2026

  • Broken Authentication vulnerability

    HighCVSS 8.8No exploitEPSS 5%

    zohocorp · manageengine applications managerSep 23, 2026

  • Broken Authentication vulnerability

    HighCVSS 8.8No exploitEPSS 1%

    zohocorp · manageengine applications managerSep 23, 2026

  • Broken Access Control vulnerability

    HighCVSS 7.1No exploitEPSS 1%

    zohocorp · manageengine applications managerSep 23, 2026

  • Broken Access Control vulnerability

    HighCVSS 7.6No exploitEPSS 1%

    zohocorp · manageengine applications managerSep 23, 2026

  • Broken Authentication Vulnerability

    HighCVSS 8.1No exploitEPSS 1%

    zohocorp · manageengine applications managerSep 23, 2026

  • Sensitive data exposure

    CriticalCVSS 10.0No exploitEPSS 2%

    zohocorp · manageengine applications managerSep 23, 2026

  • LightLLM through 1.2.0 Unauthenticated Remote Code Execution via NCCL PD RPyC Control Channel

    CriticalCVSS 9.3No exploitEPSS 1%

    modeltc · lightllmSep 23, 2026

  • InvoiceShelf has cross-company user read/update IDOR that enables cross-tenant account takeover

    HighCVSS 8.7No exploitEPSS 0%

    invoiceshelf · invoiceshelfSep 23, 2026

  • Dell Secure Connect Gateway (SCG) Policy Manager, versions prior to 5.34.00.16, contains a Missing Authentication for Critical Function vuln

    HighCVSS 7.4No exploitEPSS 0%

    dell · policy manager for secure connect gatewaySep 23, 2026

  • Dell Secure Connect Gateway (SCG) Policy Manager, versions prior to 5.34.00.16, contains an Inclusion of Sensitive Information in Source Cod

    HighCVSS 7.5No exploitEPSS 0%

    dell · policy manager for secure connect gatewaySep 23, 2026

  • Solspace Freeform: Limited Twig template injection via submitted field values

    MediumCVSS 5.3Proof of conceptEPSS 0%

    solspace · craft-freeformSep 23, 2026

  • Emacs: emacs: arbitrary code execution in flymake mode

    HighCVSS 7.8No exploitEPSS 0%

    gnu emacs · gnu emacsSep 23, 2026

  • Isotope eCommerce through 2.9.10 Weak Order Identifier Generation

    HighCVSS 8.2No exploitEPSS 0%

    isotope · isotope-coreSep 23, 2026

  • Isotope eCommerce through 2.9.10 SQL Injection via Backend Callbacks

    HighCVSS 7.0No exploitEPSS 0%

    isotope · isotope-coreSep 23, 2026

  • Robur Albatross 1.0.0 through 2.x before 2.7.2 does not limit use of the ring buffer, leading to an albatross-console loop with no recognize

    HighCVSS 7.1No exploitEPSS 0%

    robur · albatrossSep 23, 2026

  • `uncbv`: archive extraction is vulnerable to path traversal (zip-slip)

    HighCVSS 7.1No exploit

    crates.io · uncbvSep 23, 2026

  • webpy web.py 0.76 is vulnerable to server-side template injection (SSTI).

    HighCVSS 8.5No exploitEPSS 0%

    Sep 23, 2026

  • HumHub 1.18.5 - Stored XSS in Profile Field Category title via HForm#renderForm leading to System Administrator account takeover

    HighCVSS 7.2No exploitEPSS 0%

    humhub · humhubSep 23, 2026

  • Photoview through 2.4.0 SQL Injection via album download route

    HighCVSS 8.7No exploitEPSS 0%

    photoview · photoviewSep 23, 2026

  • Apache Tomcat: Bypass of security constraints for WebSocket endpoints

    CriticalCVSS 9.8Proof of conceptEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • Apache Tomcat: Stale HPACK emitter injects trailers into recycled pooled Request

    HighCVSS 8.1No exploitEPSS 0%

    apache software foundation · apache tomcatSep 23, 2026

  • NULL pointer dereference in SCRAM client-final-message parsing in PgBouncer

    HighCVSS 7.5No exploitEPSS 0%

    Sep 23, 2026

  • CVE-2026-6668
    30Monitor

    Integer overflow causes an infinite loop in packet buffer growth in PgBouncer

    HighCVSS 7.5No exploitEPSS 0%

    Sep 23, 2026

  • Moquette pattern ACL wildcard injection allows cross-tenant authorization bypass

    CriticalCVSS 9.6No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • Busybox: busybox: tls montgomery reduction allocates bytes instead of digits, causing a pre-auth heap buffer overflow

    HighCVSS 7.5No exploitEPSS 0%

    red hat · red hat hardened imagesSep 23, 2026

  • Busybox: busybox: romfs volume id parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow

    HighCVSS 7.3No exploitEPSS 0%

    red hat · red hat hardened imagesSep 23, 2026

  • Frictionless OS Command Injection via explore Console Command

    HighCVSS 8.6Proof of conceptEPSS 2%

    frictionlessdata · frictionless-pySep 23, 2026

  • Moquette uncaught MQTT command exceptions can terminate shared session event loops

    HighCVSS 8.7No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • Moquette malformed shared subscriptions can crash command processing

    HighCVSS 8.7No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • Moquette unbounded per-session message queues allow memory exhaustion

    HighCVSS 8.7No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • Moquette publishes Last-Will messages without enforcing write authorization

    HighCVSS 8.7No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • Moquette client IDs can cause cross-session H2 durable-queue corruption

    HighCVSS 8.8No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • Moquette fails open when configured authentication or authorization classes cannot load

    CriticalCVSS 9.3No exploitEPSS 0%

    moquette · moquetteSep 23, 2026

  • orval @orval/effect 8.14.0 through 8.28.1 Code Injection

    CriticalCVSS 9.3No exploitEPSS 0%

    orval-labs · orvalSep 23, 2026

  • orval before 8.30.0 Code Injection via Factory Generation

    CriticalCVSS 9.2No exploitEPSS 0%

    orval-labs · orvalSep 23, 2026

  • orval before 8.29.0 Code Injection via unescaped OpenAPI media-type

    CriticalCVSS 9.3No exploitEPSS 0%

    orval-labs · orvalSep 23, 2026

  • orval @orval/core before 8.28.0 Code Injection via Form-Data

    CriticalCVSS 9.3No exploitEPSS 0%

    orval-labs · orvalSep 23, 2026

  • MLflow dspy bypasses pickle deserialization control

    HighCVSS 8.8No exploitEPSS 0%

    mlflow · mlflowSep 23, 2026

  • MLflow's statsmodel flavor, versions 2.1.0 to 3.14.0, omits the MLFLOW_ALLOW_PICKLE_DESERIALIZATION=False security control entirely in _load

    HighCVSS 8.8No exploitEPSS 0%

    mlflow · mlflowSep 23, 2026

  • In Flatpak before 1.18.1, the revokefs writer, used by the flatpak-system-helper to receive repository data from unprivileged callers, valid

    HighCVSS 7.4No exploitEPSS 0%

    flatpak · flatpakSep 23, 2026

  • Apache Tomcat Native: DoS via TLS handshake

    HighCVSS 7.5No exploitEPSS 0%

    apache · tomcat nativeSep 23, 2026

  • Apache Tomcat Native: Insecure OpenSSL options enabled

    CriticalCVSS 9.1No exploitEPSS 0%

    apache · tomcat nativeSep 23, 2026

  • Apache Tomcat Native: Client certificate requirements can be down-graded

    HighCVSS 7.4No exploitEPSS 0%

    apache · tomcat nativeSep 23, 2026

  • AuthPoint Gateway Improper Authentication in LDAP Sync Allows First-Factor Authentication Bypass

    HighCVSS 7.4No exploitEPSS 0%

    watchguard · authentication gatewaySep 23, 2026

  • IBM Financial Transaction Manager (FTM) is Impacted by Multiple Vulnerabilities

    HighCVSS 7.1No exploitEPSS 0%

    ibm · financial transaction managerSep 23, 2026

  • Busybox: busybox: httpd silently fails open when ip deny rules contain invalid cidr prefix lengths

    MediumCVSS 5.3No exploitEPSS 0%

    red hat · red hat hardened imagesSep 23, 2026

  • Sudo: sudo: tz environment variable allows bypass of notbefore/notafter time-based authorization

    HighCVSS 7.8Proof of conceptEPSS 0%

    red hat · red hat hardened imagesSep 23, 2026

  • Flatpak: flatpak: arbitrary write access as root via extra-data extraction

    HighCVSS 8.8No exploitEPSS 0%

    red hat · red hat enterprise linux 10Sep 23, 2026

  • FFmpeg before 9.0 has a signed integer overflow in libavformat/mov.c.

    HighCVSS 7.8No exploitEPSS 0%

    ffmpeg · ffmpegSep 23, 2026

  • NetworkManager-l2tp Privilege Escalation via pppd Username Injection

    HighCVSS 8.5No exploitEPSS 0%

    nm-l2tp · networkmanager-l2tpSep 23, 2026

  • OpenC3 COSMOS: Stored, cross-user XSS via Telemetry screen BUTTON widget

    HighCVSS 7.6No exploitEPSS 0%

    openc3 · cosmosSep 23, 2026

  • OpenC3 COSMOS: Authenticated OS command injection via the `pypi_url` setting

    HighCVSS 8.8No exploitEPSS 0%

    openc3 · cosmosSep 23, 2026

  • Imprivata EAM: Unrotatable X.509 RSA Key Pair in Production

    HighCVSS 7.5No exploitEPSS 0%

    imprivata · imprivata enterprise access managementSep 23, 2026

  • Joomla Extension - joomshaper.com - Unauthenticated PII Exposure via IDOR in Guest Checkout in Easy Store extension 1.0.0-3.0.0

    HighCVSS 8.2No exploitEPSS 0%

    joomshaper.com · easy store extension for joomlaSep 23, 2026

  • Joomla Extension - joomshaper.com - Authenticated, Privileged SQL Injection in Media Image Deletion in Easy Store extension 1.0.0-3.0.0

    HighCVSS 8.6No exploitEPSS 0%

    joomshaper.com · easy store extension for joomlaSep 23, 2026

  • Joomla Extension - joomshaper.com - Authenticated, Privileged SQL Injection in Coupon Bulk Update in Easy Store extension 1.0.0-3.0.0

    HighCVSS 8.6No exploitEPSS 0%

    joomshaper.com · easy store extension for joomlaSep 23, 2026

  • Joomla Extension - joomshaper.com - Missing CSRF Token Verification across Administrator AJAX API Endpoints in Easy Store extension 1.0.0-3.0.0

    HighCVSS 7.2No exploitEPSS 0%

    joomshaper.com · easy store extension for joomlaSep 23, 2026

  • Joomla Extension - joomshaper.com - Broken Access Control (ACL Bypass) in ApiController Record Editing in Easy Store extension 1.0.0-3.0.0

    HighCVSS 8.6No exploitEPSS 0%

    joomshaper.com · easy store extension for joomlaSep 23, 2026