← Back to CVEs
CVE-2026-2803
HIGH7.5
Description
Information disclosure, mitigation bypass in the Settings UI component. This vulnerability affects Firefox < 148 and Thunderbird < 148.
CVE Details
CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published2/24/2026
Last Modified2/26/2026
Sourcenvd
Honeypot Sightings0
Affected Products
mozilla:firefoxmozilla:thunderbird
Weaknesses (CWE)
CWE-200CWE-693
References
https://bugzilla.mozilla.org/show_bug.cgi?id=2012012(security@mozilla.org)
https://www.mozilla.org/security/advisories/mfsa2026-13/(security@mozilla.org)
https://www.mozilla.org/security/advisories/mfsa2026-16/(security@mozilla.org)
IOC Correlations
No correlations recorded
This product uses data from the NVD API but is not endorsed or certified by the NVD.