🔐 CVE Alert

CVE-2025-4089

MEDIUM 5.1

Potential local code execution in "copy as cURL" command

CVSS Score
5.1
EPSS Score
0.0%
EPSS Percentile
0th

Due to insufficient escaping of special characters in the "copy as cURL" feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. This vulnerability was fixed in Firefox 138 and Thunderbird 138.

Vendor mozilla
Product firefox
Ecosystems
Industries
Technology
Published Apr 29, 2025
Last Updated Apr 13, 2026
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Affected Versions

Mozilla / Firefox
All versions affected
Mozilla / Thunderbird
All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗
bugzilla.mozilla.org: https://bugzilla.mozilla.org/buglist.cgi?bug_id=1949994%2C1956698%2C1960198 mozilla.org: https://www.mozilla.org/security/advisories/mfsa2025-28/ mozilla.org: https://www.mozilla.org/security/advisories/mfsa2025-31/

Credits

Ameen Basha M K