Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Mozilla Firefox affected
Version Status Constraints
155 unaffected ≤ *

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://bugzilla.mozilla.org/show_bug.cgi?id=2056164 cve-icon
https://www.mozilla.org/security/advisories/mfsa2026-82/ cve-icon
History

Tue, 01 Sep 2026 12:45:00 +0000

Type Values Removed Values Added
Description Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155.
Title Denial-of-service in the PDF Viewer component
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-09-01T12:19:04.949Z

Reserved: 2026-09-01T07:25:51.081Z

Link: CVE-2026-84138

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses

No weakness.