Moole Vulnerability Database

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Medium

CVE-2026-0887

Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

VectorNETWORK

PublishedJan 13, 2026, 14:16

Published Bysecurity@mozilla.org

Base Score

Score4.3

Affected Versions

No affected versions found.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2006500
https://www.mozilla.org/security/advisories/mfsa2026-01/
https://www.mozilla.org/security/advisories/mfsa2026-03/
https://www.mozilla.org/security/advisories/mfsa2026-04/
https://www.mozilla.org/security/advisories/mfsa2026-05/

Weakness Type

CWE-497

CVSS Metrics

Base Score

4.3

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Base SeverityMedium

Version

3.1

Attack Vector (AV)

NETWORK