Critical CVEs

New CVEs as they are published, with CVSS score, CISA KEV status, public exploits and the vendor's fix. Worth tracking, but only a small part of what Panop does: mapping what you expose to the internet, testing what an attacker can actually exploit, ranking it by business impact, and helping your team understand and fix it.

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Feed at a glance

Tracked
13360
Critical
2486
CISA KEV
125
Public PoC
437

Most common types

  • Broken Access Control 1691
  • Remote Code Execution 1609
  • Privilege Escalation 1307
  • Authentication Bypass 1121
  • Denial of Service 799

Published per day, last 14 days

21 Oct Critical Other 3 Nov

Source: public CVE records (NVD, CISA KEV) · last published 3 Nov 2026

Critical CVEs

Newest first · severity as published by the vendor or NVD · page 134 of 166

  • 9.1 /10 Critical
    CVE-2026-92240 No auth

    Thunderbird - Denial of Service

    Thunderbird contains an out-of-bounds read caused by processing untagged '* ID' responses in the IMAP response parser, letting remote attackers crash the application before authentication.

  • 9.8 /10 Critical
    CVE-2026-92238 No auth

    Thunderbird - Memory Safety Violation

    Thunderbird contains a mail header parsing vulnerability caused by maliciously constructed headers, letting attackers cause memory safety violations or merge multiple fields, exploit requires crafted mail headers.

  • 9.1 /10 Critical
    CVE-2026-92079

    Mozilla Firefox - Mitigation Bypass

    Mozilla Firefox contains a mitigation bypass vulnerability in the Widget: Win32 component, letting attackers bypass security mitigations, exploit requires unspecified conditions.

  • 9.1 /10 Critical
    CVE-2026-92075

    Firefox - Mitigation Bypass

    Firefox contains a mitigation bypass vulnerability in the Networking component, letting attackers bypass security mitigations, exploit requires unspecified conditions.

  • 9.6 /10 Critical
    CVE-2026-92071 No auth

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox < 156 and Firefox ESR < 153.3 contain a sandbox escape caused by incorrect boundary conditions in the Widget: Win32 component, letting attackers escape sandbox restrictions, exploit requires no special privileges.

  • 9.8 /10 Critical
    CVE-2026-92066

    Firefox - Sandbox Escape

    Firefox contains a sandbox escape caused by a vulnerability in the Profile Backup component, letting attackers escape sandbox restrictions, exploit requires unspecified conditions.

  • 9.8 /10 Critical
    CVE-2026-92061

    Firefox - Sandbox Bypass

    Firefox contains a security vulnerability caused by incorrect boundary conditions in the Process Sandboxing component, letting attackers potentially bypass sandbox restrictions, exploit requires unspecified conditions.

  • 9.3 /10 Critical
    CVE-2026-92059 No auth

    Firefox - Denial of Service

    Firefox before 156 and Firefox ESR before 153.3 contain a boundary condition vulnerability in the Editor component, letting attackers potentially cause unexpected behavior or crashes, exploit requires crafted input.

  • 9.1 /10 Critical
    CVE-2026-92057

    Mozilla Firefox - Mitigation Bypass

    Mozilla Firefox contains a mitigation bypass vulnerability in the Enterprise Policies component, letting attackers bypass security mitigations, exploit requires unspecified conditions.

  • 9.1 /10 Critical
    CVE-2026-92051 No auth

    Firefox - Spoofing

    Firefox contains a spoofing vulnerability caused by an invalid pointer in the Graphics component, letting attackers spoof content, exploit requires no special conditions.

  • 9.1 /10 Critical
    CVE-2026-92050 No auth

    Firefox - Sandbox Escape

    Firefox contains a sandbox escape caused by a race condition in the XPConnect component, letting attackers escape sandbox restrictions, exploit requires no special conditions.

  • 9.0 /10 Critical
    CVE-2026-92048 Auth required

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox < 156 and Firefox ESR < 153.3 contain a sandbox escape caused by incorrect boundary conditions in the Widget: Win32 component, letting attackers escape sandbox restrictions, exploit requires no special privileges.

  • 9.6 /10 Critical
    CVE-2026-92045 No auth

    Firefox - Sandbox Escape

    Firefox < 156 and Firefox ESR < 153.3 contain a sandbox escape caused by incorrect boundary conditions in the WebRTC component, letting attackers escape sandbox restrictions, exploit requires no special privileges.

  • 9.1 /10 Critical
    CVE-2026-92041 No auth

    Firefox - Mitigation Bypass

    Firefox < 156 and Firefox ESR < 153.3 contain a mitigation bypass caused by a flaw in the DOM Networking component, letting attackers bypass security mitigations, exploit requires no special conditions.

  • 9.1 /10 Critical
    CVE-2026-92038

    Mozilla Firefox - Mitigation Bypass

    Mozilla Firefox contains a mitigation bypass vulnerability in the Remote Settings Client component, letting attackers bypass security mitigations, exploit requires unspecified conditions.