Use-after-free in the Widget: Cocoa 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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Advisories
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Fixes
Solution
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Workaround
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References
History
Tue, 21 Apr 2026 13:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 150 and Firefox ESR 140.10. | |
| Title | Use-after-free in the Widget: Cocoa component | |
| References |
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Projects
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MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-04-21T12:40:54.329Z
Reserved: 2026-04-21T12:40:54.035Z
Link: CVE-2026-6759
Vulnrichment
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NVD
Status : Received
Published: 2026-04-21T13:16:21.857
Modified: 2026-04-21T13:16:21.857
Link: CVE-2026-6759
Redhat
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OpenCVE Enrichment
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Weaknesses
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