VDB
CNVD-2026-11800
CNVD-2026-11800
PUBLISHED
CVSS 8 HIGH
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。Mozilla Firefox ESR是美国Mozilla基金会的Firefox（Web浏览器）的一个延长支持版本。 Mozilla Firefox和Mozilla Firefox ESR存在缓冲区溢出漏洞，该漏洞是由于Graphics:CanvasWebGL组件中的边界条件不正确造成的。攻击者可利用该漏洞在系统上执行任意代码或导致应用程序崩溃。
Risk Scores
CVSS 3.1
8
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Thunderbird | 140.7, 147 |
| Mozilla | Firefox | 147, 140.7 |
Exploit Intelligence
- https://bugzilla.mozilla.org/show_bug.cgi?id=2003989 (circl)
- https://www.mozilla.org/security/advisories/mfsa2026-01/ (circl)
- https://www.mozilla.org/security/advisories/mfsa2026-03/ (circl)
- https://www.mozilla.org/security/advisories/mfsa2026-04/ (circl)
- https://www.mozilla.org/security/advisories/mfsa2026-05/ (circl)
- CIRCL seen: CVE-2026-0878 (circl-sighting)
- CIRCL seen: CVE-2026-0878 (circl-sighting)
- CIRCL seen: CVE-2026-0878 (circl-sighting)
- CIRCL seen: CVE-2026-0878 (circl-sighting)
- DLA-4442-1.json (github-poc)
…and 21 more exploits
Timeline
- Jan 13, 2026 CVE Published
- Jan 13, 2026 PoC Published
- Jan 14, 2026 PoC Published
- Jan 15, 2026 PoC Published
- Jan 15, 2026 PoC Published
- Jan 19, 2026 CVE ID Reserved