Mozilla Foundation Security Advisory 2025-88

Security Vulnerabilities fixed in Firefox ESR 140.5

Announced
November 11, 2025
Impact
high
Products
Firefox ESR
Fixed in
  • Firefox ESR 140.5

#CVE-2025-13012: Race condition in the Graphics component

Reporter
Irvan Kurniawan
Impact
high
References

#CVE-2025-13016: Incorrect boundary conditions in the JavaScript: WebAssembly component

Reporter
Igor Morgenstern
Impact
high
References

#CVE-2025-13017: Same-origin policy bypass in the DOM: Notifications component

Reporter
Mochammad Nosa Shandy Prastyo
Impact
moderate
References

#CVE-2025-13018: Mitigation bypass in the DOM: Security component

Reporter
Daniel Veditz
Impact
moderate
References

#CVE-2025-13019: Same-origin policy bypass in the DOM: Workers component

Reporter
Oskar L
Impact
moderate
References

#CVE-2025-13013: Mitigation bypass in the DOM: Core & HTML component

Reporter
Masato Kinugawa
Impact
moderate
References

#CVE-2025-13020: Use-after-free in the WebRTC: Audio/Video component

Reporter
Andreas Pehrson
Impact
moderate
References

#CVE-2025-13014: Use-after-free in the Audio/Video component

Reporter
Andrew Osmond
Impact
moderate
References

#CVE-2025-13015: Spoofing issue in Firefox

Reporter
Eemeli Aro
Impact
low
References