CVE-2026-4691
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Use-after-free in the CSS Parsing and Computation component
Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Firefox
- Vendor
- Mozilla
- Product
- Firefox
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 115.34 | unaffected | rpm | Unavailable | 115.* | None listed |
| 140.9 | unaffected | rpm | Unavailable | 140.* | None listed |
| 149 | unaffected | rpm | Unavailable | * | None listed |
Thunderbird
- Vendor
- Mozilla
- Product
- Thunderbird
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 140.9 | unaffected | rpm | Unavailable | 140.* | None listed |
| 149 | unaffected | rpm | Unavailable | * | None listed |