Mozilla Foundation Security Advisory 2025-89 Security Vulnerabilities fixed in Firefox ESR 115.30 Announced: November 11, 2025 Impact: High Products: Firefox ESR Fixed in: Firefox ESR 115.30 CVE-2025-13012: Race condition in the Graphics component Reporter: Irvan Kurniawan Impact: High References: Bug 1991458 CVE-2025-13013: Mitigation bypass in the DOM: Core & HTML component Reporter: Masato Kinugawa Impact: Moderate References: Bug 1991945 CVE-2025-13014: Use-after-free in the Audio/Video component Reporter: Andrew Osmond Impact: Moderate References: Bug 1994241 CVE-2025-13015: Spoofing issue in Firefox Reporter: Eemeli Aro Impact: Low References: Bug 1994164