CVE-2025-13018
Mitigation bypass in the DOM: Security component
HIGH
8.1
CVSS Score
Published: November 11, 2025 at 03:47 PM UTC
Updated: October 23, 2026 at 10:10 PM UTC
1 product affected across 1 vendorFirefox
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Severity
HIGH8.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
Mitigation bypass in the DOM: Security component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (5)
Source: cverecord
https://www.mozilla.org/security/advisories/mfsa2025-90/Source: cverecord
https://www.mozilla.org/security/advisories/mfsa2025-91/SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
8.1HIGHCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-288
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