CVE-2025-5265CWE-77command-injection

CVE-2025-5265

Medium · published May 27, 2025

CVSS v3.1
4.8
EPSS
0%
Percentile
10.8
In the wild
Unconfirmed
What it is

Due to insufficient escaping of the ampersand character 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 bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

The record
Technical detail
CVSS v3.1
4.8 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00211 · 10.8th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2025-05-27T17:15Z
Affected products (3)
ProductVersionsFixed in
mozilla/firefox< 115.24.0115.24.0
mozilla/firefox< 139.0139.0
mozilla/firefox≥ 116.0, < 128.11.0128.11.0
References (6)
https://bugzilla.mozilla.org/show_bug.cgi?id=1962301 · [email protected]https://www.mozilla.org/security/advisories/mfsa2025-42/ · [email protected]https://www.mozilla.org/security/advisories/mfsa2025-43/ · [email protected]https://www.mozilla.org/security/advisories/mfsa2025-44/ · [email protected]https://www.mozilla.org/security/advisories/mfsa2025-45/ · [email protected]https://www.mozilla.org/security/advisories/mfsa2025-46/ · [email protected]
EPSS history
Timeline
  • 27 MAY 12:29Z
    Potential local code execution in “Copy as cURL” command
    cvelistv5