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CVE-2026-16377

Mitigation bypass in the PDF Viewer component PUBLISHED

Description (CNA)

Mitigation bypass in the PDF Viewer component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

Affected (CNA)

Vendor / productVersions
Mozilla / Firefoxunaffected 140.13 through 140.*; unaffected 153 through *
Mozilla / Thunderbirdunaffected 140.13 through 140.*; unaffected 153 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.