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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 37 of 80

  • Use-after-free in the Widget: Win32 component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Sandbox escape due to race condition in the XPConnect component

    CriticalCVSS 9.1No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Spoofing issue due to invalid pointer in the Graphics component

    CriticalCVSS 9.1No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Privilege escalation in the Graphics: CanvasWebGL component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Privilege escalation in the Memory component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Privilege escalation in the DevTools component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Use-after-free in the Graphics: Text component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Mitigation bypass in the Enterprise Policies component

    CriticalCVSS 9.1No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Use-after-free in the Graphics component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Incorrect boundary conditions in the DOM: Editor component

    CriticalCVSS 9.3No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Use-after-free in the Internationalization component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Incorrect boundary conditions in the Security: Process Sandboxing component

    CriticalCVSS 9.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Privilege escalation in the Session Restore component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Sandbox escape in the Profile Backup component

    CriticalCVSS 9.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Use-after-free in the Widget: Gtk component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component

    CriticalCVSS 9.6No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Incorrect boundary conditions in the Safe Browsing component

    HighCVSS 8.0No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Privilege escalation in the Enterprise Policies component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Mitigation bypass in the Popup Blocker component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Mitigation bypass in the Networking component

    CriticalCVSS 9.1No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Incorrect boundary conditions in the Networking component

    HighCVSS 8.8No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Mitigation bypass in the Widget: Win32 component

    CriticalCVSS 9.1No exploitEPSS 0%

    mozilla · firefoxSep 15, 2026

  • Yonyou U8 Cloud Java Deserialization RCE via FileManageServlet

    CriticalCVSS 9.3No exploitEPSS 1%

    yonyou · u8 cloudSep 15, 2026

  • Yonyou U8 CRM SQL Injection via fillbacksettingedit.php

    CriticalCVSS 9.3No exploitEPSS 0%

    yonyou · u8 crmSep 15, 2026

  • Concrete CMS 9.0.0 through 9.5.2 is vulnerable to missing authorization in the user selector autocomplete endpoint (/ccm/system/user/autocomplete), allowing an

    HighCVSS 8.7Proof of conceptEPSS 1%

    concretecms · concrete cmsSep 15, 2026

  • Koha Eval Code Injection Remote Code Execution Vulnerability

    HighCVSS 8.8No exploitEPSS 1%

    koha · kohaSep 15, 2026

  • This High severity Improper Authorization vulnerability was introduced in versions 7.4.0, 7.13.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1,

    HighCVSS 7.1No exploitEPSS 0%

    atlassian · confluence data centerSep 15, 2026

  • This High severity Improper Authorization vulnerability was introduced in version 11.3.0 of Jira Service Management Data Center.

    HighCVSS 7.1No exploitEPSS 0%

    atlassian · jira service management data centerSep 15, 2026

  • This High severity DoS (Denial of Service) vulnerability was introduced in versions 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2,

    HighCVSS 7.1No exploitEPSS 0%

    atlassian · confluence data centerSep 15, 2026

  • Concrete CMS 9.5.2 and below is vulnerable to Stored DOM-based Cross-site Scripting (XSS) in the Gallery block image Caption field

    HighCVSS 8.5No exploitEPSS 0%

    concretecms · concrete cmsSep 15, 2026

  • Concrete CMS 9.5.2 and below is vulnerable to Stored SQL Injection in Concrete CMS Document Library Block via `fsID[]` in `setMode=any`

    HighCVSS 8.5No exploitEPSS 0%

    concretecms · concrete cmsSep 15, 2026

  • Concrete CMS below version 9.5.3 is vulnerable to Stored XSS in Concrete CMS Form Submissions Report via Unescaped Question Label

    HighCVSS 8.4No exploitEPSS 0%

    concretecms · concrete cmsSep 15, 2026

  • Concrete CMS below version 9.5.3 is vulnerable to Stored XSS via Express form Text control save_control

    HighCVSS 7.7No exploitEPSS 0%

    concretecms · concrete cmsSep 15, 2026

  • BookStack < 26.05.5 Authentication Bypass via Social Login Provider Confusion

    CriticalCVSS 9.1No exploitEPSS 0%

    bookstackapp · bookstackSep 15, 2026

  • Issabel Framework Hard-coded JWT Key RCE via pbxapi/manager/originate

    CriticalCVSS 9.3Proof of conceptEPSS 2%

    issabel foundation · issabel frameworkSep 15, 2026

  • IBM MQ .NET client is vulnerable to remote code execution

    HighCVSS 8.1No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • IBM MQ Java messaging is vulnerable to remote code execution

    HighCVSS 8.5No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    CriticalCVSS 9.1No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    HighCVSS 7.5No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    CriticalCVSS 9.8No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    HighCVSS 7.5No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    HighCVSS 7.2No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    HighCVSS 8.1No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • IBM MQ queue manager is vulnerable to denial of service

    HighCVSS 7.0No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • IBM MQ is vulnerable to unauthenticated remote code execution via JNDI injection

    CriticalCVSS 9.8No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • IBM MQ Resource Adapter IVT message-driven bean is vulnerable to remote code execution via JNDI injection

    HighCVSS 7.5No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • IBM MQ Resource Adapter IVT servlet is vulnerable to unauthenticated remote code execution

    HighCVSS 8.1No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • Security vulnerabilities have been addressed in IBM Verify Identity Access and IBM Security Verify Access

    HighCVSS 7.5No exploitEPSS 0%

    ibm · verify identity accessSep 15, 2026

  • IBM MQ Java messaging is vulnerable to XML external entity injection

    HighCVSS 8.1No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • IBM MQ .NET client is vulnerable to XML external entity injection

    HighCVSS 7.1No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • IBM MQ Java messaging is vulnerable to remote code execution

    HighCVSS 8.8No exploitEPSS 0%

    ibm · mqSep 15, 2026

  • Multiple security vulnerabilities addressed with IBM Business Automation Workflow August 2026

    HighCVSS 7.1No exploitEPSS 0%

    ibm · business automation workflow containers and traditionalSep 15, 2026

  • Concrete CMS 9.0 to 9.5.2 is vulnerable to Stored XSS in the Top Navigation Bar Block via Dropdown Child Page Names

    HighCVSS 7.5No exploitEPSS 0%

    concrete cms · concrete cmsSep 15, 2026

  • In Concrete CMS 9.2.0 to 9.5.2, Missing Authorization in REST API Users update() and change_password Enables Account Takeover.

    HighCVSS 7.4No exploitEPSS 0%

    concrete cms · concrete cmsSep 15, 2026

  • Vulnerability Affecting Office Macro Removal in CrowdStrike Falcon Sensor for Windows

    HighCVSS 8.8No exploitEPSS 0%

    crowdstrike · falcon sensor for windowsSep 15, 2026

  • An issue in MitraStar GPT-2742GX4X5v6-SV GL_g2.5_100XNT0b23_3 allows an authenticated attacker to execute arbitrary code via the /cgi-bin/de

    HighCVSS 8.8No exploitEPSS 0%

    Sep 15, 2026

  • Dell Wyse Management Suite, versions prior to 2605.0.3.683, contain an Unrestricted Upload of File with Dangerous Type vulnerability.

    CriticalCVSS 9.8No exploitEPSS 0%

    dell · wyse management suiteSep 15, 2026

  • Dell Wyse Management Suite, versions prior to 2605.0.3.683, contain a Missing Authentication for Critical Function vulnerability.

    CriticalCVSS 9.1No exploitEPSS 0%

    dell · wyse management suiteSep 15, 2026

  • Dell Wyse Management Suite, versions prior to 2605.0.3.683, contain an Unrestricted Upload of File with Dangerous Type vulnerability.

    CriticalCVSS 9.8No exploitEPSS 0%

    dell · wyse management suiteSep 15, 2026

  • Dell Wyse Management Suite, versions prior to 2605.0.3.683, contain an Unrestricted Upload of File with Dangerous Type vulnerability.

    CriticalCVSS 9.8No exploitEPSS 0%

    dell · wyse management suiteSep 15, 2026

  • Concrete CMS below version 9.5.3 is vulnerable to Stored XSS via country-less Address attribute in Express association views

    HighCVSS 7.5No exploitEPSS 0%

    concrete cms · concrete cmsSep 15, 2026

  • Concrete CMS 9.0 to 9.5.2 is vulnerable to Stored XSS via group folder name on the Members > Groups dashboard

    HighCVSS 7.3No exploitEPSS 0%

    concrete cms · concrete cmsSep 15, 2026

  • CVE-2026-0159
    35Monitor

    In Cellular Modem, there is a possible out-of-bounds write due to a missing bounds check.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • CVE-2026-0170
    35Monitor

    In Vp9DecodeFrameTag of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • CVE-2026-0171
    35Monitor

    In multiple locations, there is a possible out-of-bounds write due to a logic error in the code.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • CVE-2026-0189
    33Monitor

    In ac_init_policy of init.c, there is a possible permission bypass due to a logic error in the code.

    HighCVSS 8.4No exploitEPSS 0%

    google · androidSep 15, 2026

  • CVE-2026-0194
    33Monitor

    In multiple locations, there is a possible permission bypass due to an integer overflow.

    HighCVSS 8.4No exploitEPSS 0%

    google · androidSep 15, 2026

  • CVE-2026-0199
    31Monitor

    In gf_ta_test_set_config of gf_ta_test.c, there is a possible out-of-bounds write due to improper input validation.

    HighCVSS 7.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • CVE-2026-0200
    35Monitor

    In Cellular Modem, there is a possible out-of-bounds write due to a heap buffer overflow.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • Contentful MCP Server: export_space/import_space tools pass LLM-controlled `host`/`proxy` args to CMA client, redirecting server PAT to attacker-controlled endp

    HighCVSS 7.7No exploitEPSS 0%

    contentful · contentful-mcp-serverSep 15, 2026

  • XWiki Platform: Privilege escalation from edit to script right through Live Data editing

    HighCVSS 7.1No exploitEPSS 0%

    xwiki · xwiki-platformSep 15, 2026

  • Pipelines-as-Code GitHub App token request can be redirected via untrusted Enterprise Host header

    HighCVSS 8.2No exploitEPSS 0%

    tektoncd · pipelines-as-codeSep 15, 2026

  • libwebsockets HTTP/2 HPACK Path Header Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

    CriticalCVSS 9.8No exploitEPSS 0%

    libwebsockets · libwebsocketsSep 15, 2026

  • BlueZ A2DP Stack-based Buffer Overflow Remote Code Execution Vulnerability

    HighCVSS 7.1No exploitEPSS 0%

    bluez · bluezSep 15, 2026

  • Ashlar-Vellum Cobalt VS File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    ashlar-vellum · cobaltSep 15, 2026

  • OriginLab Origin Viewer OGWU File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    originlab · origin viewerSep 15, 2026

  • OriginLab Origin Viewer OGM File Parsing Memory Corruption Remote Code Execution Vulnerability

    HighCVSS 7.8No exploitEPSS 0%

    originlab · origin viewerSep 15, 2026

  • Conflibot: Command injection via crafted pull request branch names under pull_request_target

    CriticalCVSS 9.1No exploitEPSS 0%

    wktk · conflibotSep 15, 2026

  • GeoLens: Cross-dataset authorization bypass discloses private dataset metadata, schema, sample values, table rows, and raster/vector tile data

    HighCVSS 7.5No exploitEPSS 0%

    geolens-io · geolensSep 15, 2026

  • CodeRAG: Gradle Wrapper Execution During Dependency Discovery Enables Arbitrary Code Execution

    HighCVSS 8.6No exploitEPSS 0%

    naranor · agent-coderagSep 15, 2026

  • MySQL MCP Server: Missing Origin/Host Validation in SSE Transport Enables Unauthenticated SQL Execution (DNS Rebinding / Direct Exposure)

    CriticalCVSS 10.0No exploitEPSS 0%

    designcomputer · mysql_mcp_serverSep 15, 2026

  • Woodpecker: Privilege escalation via unrestricted serviceAccountName in the Kubernetes backend

    CriticalCVSS 9.0No exploitEPSS 0%

    woodpecker-ci · woodpeckerSep 15, 2026

  • In Wave6VpuDecFlush of wave6.c, there is a possible out-of-bounds write due to a missing bounds check.

    HighCVSS 8.4No exploitEPSS 0%

    google · androidSep 15, 2026

  • In Cellular Modem, there is a possible denial of service due to improper input validation.

    HighCVSS 7.5No exploitEPSS 0%

    google · androidSep 15, 2026

  • In multiple locations, there is a possible use-after-free due to a race condition.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In gf_base_update_finger_base of gf_base.c, there is a possible out-of-bounds write due to a heap buffer overflow.

    HighCVSS 7.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In IP Multimedia Subsystem, there is a possible out-of-bounds write due to an incorrect bounds check.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In decodeAmr of ImsMediaAudioPlayer.cpp, there is a possible out-of-bounds write due to a missing bounds check.

    HighCVSS 8.0No exploitEPSS 0%

    google · androidSep 15, 2026

  • In VPU, there is a possible out-of-bounds write due to an integer overflow.

    HighCVSS 7.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In multiple locations, there is a possible permission bypass due to a logic error in the code.

    HighCVSS 7.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In IP Multimedia Subsystem, there is a possible authentication bypass due to a logic error in the code.

    CriticalCVSS 9.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In enable_segment of remap.c, there is a possible permission bypass due to a logic error in the code.

    HighCVSS 8.4No exploitEPSS 0%

    google · androidSep 15, 2026

  • In Cellular Modem, there is a possible information disclosure due to a logic error in the code.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In multiple locations, there is a possible use-after-free due to improper locking.

    HighCVSS 8.4No exploitEPSS 0%

    google · androidSep 15, 2026

  • In s_decode_vui_param of fw_hevc_dec_header.c, there is a possible out-of-bounds write due to a logic error in the code.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026

  • In multiple functions of fpc_tee_hal.c, there is a possible use-after-free due to a logic error in the code.

    HighCVSS 8.4No exploitEPSS 0%

    google · androidSep 15, 2026

  • In ReadTileInfo of vp9hwd_headers.cc, there is a possible out-of-bounds write due to a missing bounds check.

    HighCVSS 8.8No exploitEPSS 0%

    google · androidSep 15, 2026