Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150 and Firefox ESR 140.10.
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 |
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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
History
Tue, 21 Apr 2026 13:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150 and Firefox ESR 140.10. | |
| Title | Mitigation bypass in the File Handling component | |
| References |
|
Projects
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MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-04-21T12:40:57.591Z
Reserved: 2026-04-21T12:40:57.216Z
Link: CVE-2026-6763
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-04-21T13:16:22.227
Modified: 2026-04-21T13:16:22.227
Link: CVE-2026-6763
Redhat
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OpenCVE Enrichment
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Weaknesses
No weakness.