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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2025-8029 Detail

Description

Thunderbird 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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://bugzilla.mozilla.org/show_bug.cgi?id=1928021 Mozilla Corporation Permissions Required 
https://www.mozilla.org/security/advisories/mfsa2025-56/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-58/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-59/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-61/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-62/ Mozilla Corporation Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2025-63/ Mozilla Corporation Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) CISA-ADP  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-8029
NVD Published Date:
07/22/2025
NVD Last Modified:
09/09/2025
Source:
Mozilla Corporation