Vulnerability DatabaseCVE-2025-13016
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CVE-2025-13016
Published:November 11, 2025
Updated:April 20, 2026
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
Related Resources (5)
https://www.mozilla.org/security/advisories/mfsa2025-91/
https://www.mozilla.org/security/advisories/mfsa2025-88/
https://bugzilla.mozilla.org/show_bug.cgi?id=1992130
https://www.mozilla.org/security/advisories/mfsa2025-90/
https://www.mozilla.org/security/advisories/mfsa2025-87/
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CVSS v4
Base Score:
7.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Check or Handling of Exceptional Conditions
CWE-703
EPSS
Base Score:
0.05