CVE-2025-5265

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-5265
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 affects Firefox < 139, Firefox ESR < 115.24, Firefox ESR < 128.11, Thunderbird < 139, and Thunderbird < 128.11.

4.8 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.3 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1962301 Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-42/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-43/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-44/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-45/
https://www.mozilla.org/security/advisories/mfsa2025-46/
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
History

11 Jun 2025, 12:15

Type Values Removed Values Added
Summary (en) 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 affects Firefox < 139, Firefox ESR < 115.24, and Firefox ESR < 128.11. (en) 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 affects Firefox < 139, Firefox ESR < 115.24, Firefox ESR < 128.11, Thunderbird < 139, and Thunderbird < 128.11.
References
  • () https://www.mozilla.org/security/advisories/mfsa2025-45/ -
  • () https://www.mozilla.org/security/advisories/mfsa2025-46/ -

05 Jun 2025, 14:11

Type Values Removed Values Added
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
First Time Mozilla firefox
Mozilla
References () https://bugzilla.mozilla.org/show_bug.cgi?id=1962301 - () https://bugzilla.mozilla.org/show_bug.cgi?id=1962301 - Permissions Required
References () https://www.mozilla.org/security/advisories/mfsa2025-42/ - () https://www.mozilla.org/security/advisories/mfsa2025-42/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-43/ - () https://www.mozilla.org/security/advisories/mfsa2025-43/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-44/ - () https://www.mozilla.org/security/advisories/mfsa2025-44/ - Vendor Advisory

28 May 2025, 15:01

Type Values Removed Values Added
Summary
  • (es) Debido a la insuficiente capacidad de escape del carácter "&amp;" en la función "Copiar como cURL", un atacante podría engañar a un usuario para que use este comando, lo que podría provocar la ejecución de código local en su sistema. *Este error solo afecta a Firefox para Windows. Las demás versiones de Firefox no se ven afectadas.* Esta vulnerabilidad afecta a Firefox &lt; 139, Firefox ESR &lt; 115.24 y Firefox ESR &lt; 128.11.

27 May 2025, 16:15

Type Values Removed Values Added
CWE CWE-77
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.8

27 May 2025, 13:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-05-27 13:15

Updated : 2025-06-11 12:15

NVD link : CVE-2025-5265

Mitre link : CVE-2025-5265

CVE.ORG link : CVE-2025-5265

JSON object : View

Products Affected

mozilla

  • firefox
CWE
CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')