Description · from the CVE record

An attacker was able to achieve code execution in the content process by exploiting a use-after-free in Animation timelines. We have had reports of this vulnerability being exploited in the wild. This vulnerability affects Firefox < 131.0.2, Firefox ESR < 128.3.1, Firefox ESR < 115.16.1, Thunderbird < 131.0.1, Thunderbird < 128.3.1, and Thunderbird < 115.16.0.

Affected

ProductAffectedFixed inSource
Firefoxunspecified – < 131.0.2131.0.2CNA
Firefox ESRunspecified – < 128.3.1128.3.1CNA
Firefox ESRunspecified – < 115.16.1115.16.1CNA
Thunderbirdunspecified – < 131.0.1131.0.1CNA
Thunderbirdunspecified – < 128.3.1128.3.1CNA
Thunderbirdunspecified – < 115.16.0115.16.0CNA
firefox< 131.0.2131.0.2CISA-ADP
firefox_esr< 128.3.1128.3.1CISA-ADP
firefox_esr< 115.16.1115.16.1CISA-ADP
firefox_esr< 128.3.1128.3.1CISA-ADP
firefox_esr< 115.16.1115.16.1CISA-ADP
thunderbird< 131.0.1131.0.1CISA-ADP

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

refbugzilla.mozilla.org/show_bug.cgi?id=1923344refmsrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2024-49039refmozilla.org/security/advisories/mfsa2024-51refmozilla.org/security/advisories/mfsa2024-52refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-9680refbugs.freebsd.org/bugzilla/show_bug.cgi?id=281992reflists.debian.org/debian-lts-announce/2024/10/msg00005.htmlreflists.debian.org/debian-lts-announce/2024/10/msg00006.htmlkevcisa.gov/known-exploited-vulnerabilities-catalog