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.

Book a demo Request a scan

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 102 of 166

  • 9.8 /10 Critical
    CVE-2026-100788 No auth

    Firefox - Memory Corruption

    Firefox contains a memory corruption vulnerability caused by invalid pointer usage in the JavaScript WebAssembly component, letting attackers potentially cause crashes or execute arbitrary code, exploit requires crafted WebAssembly code.

  • 9.6 /10 Critical
    CVE-2026-100787 No auth

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox ESR < 153.4 and Firefox < 157 contain a sandbox escape vulnerability caused by a flaw in the XUL component, letting attackers escape sandbox restrictions, exploit requires no special conditions.

  • 9.6 /10 Critical
    CVE-2026-100786

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox contains a sandbox escape caused by a use-after-free vulnerability in the Graphics component, letting attackers escape sandbox restrictions, exploit requires triggering the use-after-free condition.

  • 9.6 /10 Critical
    CVE-2026-100781 No auth

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox contains a sandbox escape vulnerability caused by incorrect boundary conditions in the Graphics: WebRender component, letting attackers escape sandbox restrictions, exploit requires no special conditions.

  • 9.6 /10 Critical
    CVE-2026-100778 No auth

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox contains a sandbox escape caused by a use-after-free vulnerability in the DOM: Core & HTML component, letting attackers escape sandbox restrictions, exploit requires crafted web content.

  • 9.6 /10 Critical
    CVE-2026-100775

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox contains a sandbox escape vulnerability in the Graphics component, letting attackers escape sandbox restrictions, exploit requires unspecified conditions.

  • 9.6 /10 Critical
    CVE-2026-100770 No auth

    Mozilla Firefox - Use After Free

    Mozilla Firefox contains a use-after-free vulnerability in the DOM: Content Processes component, letting attackers escape sandbox restrictions, exploit requires crafted web content.

  • 9.1 /10 Critical
    CVE-2026-100763 No auth

    Firefox - Buffer Overflow

    Firefox contains a buffer overflow caused by incorrect boundary conditions in the Graphics: WebGPU component, letting attackers potentially cause memory corruption or code execution, exploit requires no special conditions.

  • 9.6 /10 Critical
    CVE-2026-100762 No auth

    Mozilla Firefox - Use After Free

    Mozilla Firefox contains a use-after-free vulnerability in the DOM: Content Processes component, letting attackers escape sandbox restrictions, exploit requires crafted web content.

  • 9.6 /10 Critical
    CVE-2026-100760 No auth

    Mozilla Firefox - Sandbox Escape

    Mozilla Firefox ESR < 153.4 and Firefox < 157 contain a sandbox escape vulnerability in the Security: Process Sandboxing component, letting attackers escape sandbox restrictions, exploit requires no special conditions.

  • 9.6 /10 Critical
    CVE-2026-100758

    Firefox - Sandbox Escape

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

  • 9.8 /10 Critical
    CVE-2026-100291 No auth

    Anjvision YSSD-RTMP-H5 - Broken Access Control

    Anjvision YSSD-RTMP-H5 3.3.2.4 contains a broken access control caused by ONVIF service endpoints processing management requests without authentication, letting unauthorized attackers access sensitive device operations, exploit requires no authentication.

  • 9.1 /10 Critical
    CVE-2026-100240 No auth

    Wikimedia Foundation Mediawiki - Broken Access Control

    Wikimedia Foundation Mediawiki - TemplateSandbox Extension < 1.46.1, 1.45.5, 1.43.10 contains a missing authorization vulnerability caused by improper access control in functionality, letting attackers access functionality not properly constrained by ACLs, exploit requires no special privileges.

  • 9.8 /10 Critical
    CVE-2024-31026 No auth

    Greek Universities Network (GUnet) Open eClass Platform - Remote Code Execution

    Greek Universities Network (GUnet) Open eClass Platform 3.15 contains a remote code execution caused by improper input handling in the chat input field of the course module, letting remote attackers execute arbitrary code.

  • 9.8 /10 Critical
    CVE-2023-54400 CISA KEVNo auth

    Fumasoft Fumeng Cloud - SQL Injection

    Fumasoft Fumeng Cloud contains a sql injection caused by unsanitized input in the Name parameter of the getEmpByname action in AjaxMethod.ashx, letting unauthenticated remote attackers extract and modify database contents.