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.

INFO

Published Date :

2025-01-07T16:07:06.551Z

Last Modified :

2026-04-13T14:30:06.768Z

Source :

mozilla
AFFECTED PRODUCTS

The following products are affected by CVE-2025-0240 vulnerability.

Vendors Products
Mozilla
  • Firefox
  • Thunderbird
Redhat
  • Enterprise Linux
  • Rhel Aus
  • Rhel E4s
  • Rhel Els
  • Rhel Eus
  • Rhel Tus
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-0240.

URL Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1929623 cve-icon cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-0240 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-0240 cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-01/ cve-icon cve-icon cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-02/ cve-icon cve-icon cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-04/ cve-icon cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-05/ cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact