CVE-2025-8029

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  2. Vulnerabilities (CVE)
  3. CVE-2025-8029

8.1 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

T

hunderbird executed `javascript:` URLs when used in `object` and `embed` tags. This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1.

References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1928021 Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-56/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-58/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-59/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-61/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-62/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-63/ Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
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:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*
History

03 Nov 2025, 20:19

Type Values Removed Values Added
References
  • () https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html -

29 Sep 2025, 23:00

Type Values Removed Values Added
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
References () https://bugzilla.mozilla.org/show_bug.cgi?id=1928021 - () https://bugzilla.mozilla.org/show_bug.cgi?id=1928021 - Permissions Required
References () https://www.mozilla.org/security/advisories/mfsa2025-56/ - () https://www.mozilla.org/security/advisories/mfsa2025-56/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-58/ - () https://www.mozilla.org/security/advisories/mfsa2025-58/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-59/ - () https://www.mozilla.org/security/advisories/mfsa2025-59/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-61/ - () https://www.mozilla.org/security/advisories/mfsa2025-61/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-62/ - () https://www.mozilla.org/security/advisories/mfsa2025-62/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-63/ - () https://www.mozilla.org/security/advisories/mfsa2025-63/ - Vendor Advisory
First Time Mozilla
Mozilla thunderbird
Mozilla firefox

23 Jul 2025, 15:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.1
Summary
  • (es) Thunderbird ejecutaba URLs `javascript:` al usarlas en las etiquetas `object` e `embed`. Esta vulnerabilidad afecta a Firefox &lt; 141, Firefox ESR &lt; 128.13, Firefox ESR &lt; 140.1, Thunderbird &lt; 141, Thunderbird &lt; 128.13 y Thunderbird &lt; 140.1.
CWE CWE-80

22 Jul 2025, 21:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-22 21:15

Updated : 2025-11-03 20:19

NVD link : CVE-2025-8029

Mitre link : CVE-2025-8029

CVE.ORG link : CVE-2025-8029

JSON object : View

Products Affected

mozilla

CWE
CWE-80

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)