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 |
|
No data.
No data.
No data.
Project Subscriptions
No data.
Advisories
No advisories yet.
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 | 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 |
|
Projects
Sign in to view the affected projects.
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
No data.
NVD
Status : Undergoing Analysis
Published: 2026-04-21T13:16:21.857
Modified: 2026-04-21T15:48:44.543
Link: CVE-2026-6759
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
No weakness.