Mozilla

Security Vulnerabilities fixed in Firefox ESR 115.43.1

MFSA2026-113 Oct 20, 2026 Source: Vendor

Imported from Mozilla security advisory MFSA2026-113. Draft.

Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://www.mozilla.org/en-US/security/advisories/mfsa2026-113/

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CVE-2026-113470 BR2026-0000-029946 unclaimed

High: Cryptographic issue in the Security Block-lists, Allow-lists, and other State component

Credited as Wayne