VDB
CISA-2025-9184
CISA-2025-9184
PUBLISHED
CVSS 8.1 HIGH
Reported by mozilla · Published August 19, 2025
Memory safety bugs present in Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 142, Firefox ESR < 140.2, Thunderbird < 142, and Thunderbird < 140.2.
Risk Scores
CVSS 3.1
8.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | unspecified |
| Mozilla | Firefox ESR | unspecified |
| Mozilla | Thunderbird | unspecified |
| Mozilla | Thunderbird | unspecified |
| Mozilla | Firefox ESR | *, unspecified |
| Mozilla | Thunderbird | unspecified, *, * |
| Mozilla | Firefox | unspecified, unspecified |
Timeline
- Aug 19, 2025 CVE Published
- Oct 30, 2025 CVE Updated