Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.

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
151 unaffected ≤ *

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Project Subscriptions

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Advisories

No advisories yet.

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=2003171 cve-icon
https://www.mozilla.org/security/advisories/mfsa2026-46/ cve-icon
History

Tue, 19 May 2026 13:45:00 +0000

Type Values Removed Values Added
Description Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.
Title Sandbox escape in Firefox and Firefox Focus for Android
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-05-19T12:29:34.775Z

Reserved: 2026-05-19T12:29:34.019Z

Link: CVE-2026-8945

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.