CVE-2026-118007
published 2026-10-27CVE-2026-118007: Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159 and Thunderbird 159.
PriorityP427
EPSS
0.15%
4.2th percentile
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159 and Thunderbird 159.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mozilla | firefox | < Firefox 159 | Firefox 159 |
| mozilla | thunderbird | < Thunderbird 159 | Thunderbird 159 |
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Mozilla
Mozilla Foundation Security Advisory 2026-121: CVE-2026-118007
vendor_mozilla
CVE-2026-118007 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118007
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118007
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
Mozilla
Mozilla Foundation Security Advisory 2026-118: CVE-2026-118007
vendor_mozilla
CVE-2026-118007 Mozilla Foundation Security Advisory 2026-118: CVE-2026-118007
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-118007
Product: Firefox
Impact: low
Fixed in: Firefox 159
GHSA
Use-after-free in the JavaScript: GC component.
ghsa_unreviewed·2026-10-27
CVE-2026-118007 Use-after-free in the JavaScript: GC component.
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-10-27
Published