Description
Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Mozilla / Firefox115.37 – 115.*
- Mozilla / Firefox140.12 – 140.*
- Mozilla / Firefox152 – *
- Mozilla / Thunderbird140.12 – 140.*
- Mozilla / Thunderbird152 – *
References
- MISChttps://bugzilla.mozilla.org/show_bug.cgi?id=2036929
- VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2026-57/
- VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2026-58/
- VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2026-59/
- VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2026-60/
- VENDOR_ADVISORYhttps://www.mozilla.org/security/advisories/mfsa2026-61/