CVE-2023-29531
criticalAn attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash.
Vendor / product: Mozilla — firefox
An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash. *This bug only affects Firefox and Thunderbird for macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.
CVSS
9.8
9.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2023-06-19 10:15
Modified: 2026-10-24 13:10
NVD status: Modified
Last synced 2 days ago
Verified against the source API 2026-10-27 07:06 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
mozilla / firefox <112.0
mozilla / firefox_esr <102.10
mozilla / thunderbird <102.10
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://www.mozilla.org/security/advisories/mfsa2023-13/
Vendor advisory: https://www.mozilla.org/security/advisories/mfsa2023-14/
Vendor advisory: https://www.mozilla.org/security/advisories/mfsa2023-15/
Vendor advisory: https://www.mozilla.org/security/advisories/mfsa2023-13/
Vendor advisory: https://www.mozilla.org/security/advisories/mfsa2023-14/
Vendor advisory: https://www.mozilla.org/security/advisories/mfsa2023-15/
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794292 security@mozilla.org
- https://www.mozilla.org/security/advisories/mfsa2023-13/ security@mozilla.org
- https://www.mozilla.org/security/advisories/mfsa2023-14/ security@mozilla.org
- https://www.mozilla.org/security/advisories/mfsa2023-15/ security@mozilla.org
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794292 af854a3a-2127-422b-91ae-364da2661108
- https://www.mozilla.org/security/advisories/mfsa2023-13/ af854a3a-2127-422b-91ae-364da2661108
- https://www.mozilla.org/security/advisories/mfsa2023-14/ af854a3a-2127-422b-91ae-364da2661108
- https://www.mozilla.org/security/advisories/mfsa2023-15/ af854a3a-2127-422b-91ae-364da2661108
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 07:06 UTC · record ↗