CVE-2025-3028
What it is
JavaScript code running while transforming a document with the XSLTProcessor could lead to a use-after-free. This vulnerability was fixed in Firefox 137, Firefox ESR 115.22, Firefox ESR 128.9, Thunderbird 137, and Thunderbird 128.9.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 0.9% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.9% · EPSS, next 30 days
- Weakness
- CWE-416 · Use after free
- Record status
- Modified
Affected
- Mozilla Firefox < 115.22.0
- Mozilla Firefox < 137.0
- Mozilla Firefox < 128.9.0
- Mozilla Thunderbird < 128.9.0
- Mozilla Thunderbird ≤ 137.0
Attack profile CVSS 3.1 · 6.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Fix and advisories
- https://www.mozilla.org/security/advisories/mfsa2025-20/
- https://www.mozilla.org/security/advisories/mfsa2025-21/
- https://www.mozilla.org/security/advisories/mfsa2025-22/
- https://www.mozilla.org/security/advisories/mfsa2025-23/
- https://www.mozilla.org/security/advisories/mfsa2025-24/
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1941002
- https://www.mozilla.org/security/advisories/mfsa2025-20/
- https://www.mozilla.org/security/advisories/mfsa2025-21/
- https://www.mozilla.org/security/advisories/mfsa2025-22/
- https://www.mozilla.org/security/advisories/mfsa2025-23/
- https://www.mozilla.org/security/advisories/mfsa2025-24/
- https://lists.debian.org/debian-lts-announce/2025/04/msg00005.html