Compartment mismatch when parsing JavaScript JSON module (Mozilla Firefox)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.67 % · percentile 52 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mozilla
- NVD status
- Modified
Description
Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability was fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6.
Weaknesses (CWE)
- CWE-416 — Use After Free
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1929623
- https://www.mozilla.org/security/advisories/mfsa2025-01/
- https://www.mozilla.org/security/advisories/mfsa2025-02/
- https://www.mozilla.org/security/advisories/mfsa2025-04/
- https://www.mozilla.org/security/advisories/mfsa2025-05/
- https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 4.0 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N | CISA-ADP |
| CVSS 3.1 | MEDIUM 4.0 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
European references
- ENISA EUVD · EUVD-2025-1572
- GCVE · GCVE-0-2025-0240
CERT-FR advisories
- CERTFR-2025-AVI-0756 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0019 — Multiples vulnérabilités dans Mozilla Thunderbird · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0009 — Multiples vulnérabilités dans les produits Mozilla · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*< 128.6.0cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*< 134.0cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*< 128.6.0cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*≥ 129.0 < 134.0
Affected products
| Product | Versions |
|---|---|
| Mozilla · Firefox | unaffected 128.6 ≤ 128.* ; unaffected 134 ≤ * |
| Mozilla · Thunderbird | unaffected 128.6 ≤ 128.* ; unaffected 134 ≤ * |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |