CVE-2025-4083
critical · 9.1A process isolation vulnerability in Thunderbird stemmed from improper handling of javascript: URIs, which could allow content to execute in the top-level document's process instead of the intended frame, potentially enabling a sandbox escape. This vulnerability was fixed in Firefox 138, Firefox ESR 128.10, Firefox ESR 115.23, Thunderbird 138, and Thunderbird 128.10.
9.1
CVSS
0.4%
EPSS (exploit prob.)
37th
EPSS percentile
2025-04-29
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weaknesses
CWE-653
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| mozilla | firefox | < 115.23 |
| mozilla | firefox | < 138.0 |
| mozilla | firefox | >= 128.0, < 128.10 |
| mozilla | thunderbird | < 128.10.0 |
| mozilla | thunderbird | < 138.0 |
Check a specific version with /api/v1/cve/match.
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1958350
- https://www.mozilla.org/security/advisories/mfsa2025-28/
- https://www.mozilla.org/security/advisories/mfsa2025-29/
- https://www.mozilla.org/security/advisories/mfsa2025-30/
- https://www.mozilla.org/security/advisories/mfsa2025-31/
- https://www.mozilla.org/security/advisories/mfsa2025-32/
- https://lists.debian.org/debian-lts-announce/2025/05/msg00024.html
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2025-4083