Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.
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, 27 Oct 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6. | |
| Title | Use-after-free in the JavaScript: GC component | |
| References |
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Projects
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MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-10-27T14:05:21.716Z
Reserved: 2026-10-27T14:05:21.550Z
Link: CVE-2026-117909
Vulnrichment
No data.
NVD
Status : Deferred
Published: 2026-10-27T14:16:46.343
Modified: 2026-10-27T15:01:29.847
Link: CVE-2026-117909
Redhat
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OpenCVE Enrichment
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Weaknesses
No weakness.