CVE-2026-117962
published 2026-10-27CVE-2026-117962: Sandbox escape due to incorrect boundary conditions in the Storage: Quota Manager component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6…
PriorityP426
EPSS
0.18%
7.7th percentile
Sandbox escape due to incorrect boundary conditions in the Storage: Quota Manager component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mozilla | firefox | < Firefox 159 | Firefox 159 |
| mozilla | firefox_esr | < Firefox ESR 153.6 | Firefox ESR 153.6 |
| mozilla | thunderbird | < Thunderbird 159 | Thunderbird 159 |
| mozilla | thunderbird | < Thunderbird 153.6 | Thunderbird 153.6 |
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Mozilla
Mozilla Foundation Security Advisory 2026-120: CVE-2026-117962
vendor_mozilla
CVE-2026-117962 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117962
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117962
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
Mozilla
Mozilla Foundation Security Advisory 2026-118: CVE-2026-117962
vendor_mozilla
CVE-2026-117962 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117962
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117962
Product: Firefox
Impact: low
Fixed in: Firefox 159
Mozilla
Mozilla Foundation Security Advisory 2026-121: CVE-2026-117962
vendor_mozilla
CVE-2026-117962 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117962
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117962
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
Mozilla
Mozilla Foundation Security Advisory 2026-122: CVE-2026-117962
vendor_mozilla
CVE-2026-117962 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117962
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117962
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
GHSA
Sandbox escape due to incorrect boundary conditions in the Storage: Quota Manager component.
ghsa_unreviewed·2026-10-27
CVE-2026-117962 Sandbox escape due to incorrect boundary conditions in the Storage: Quota Manager component.
Sandbox escape due to incorrect boundary conditions in the Storage: Quota Manager component. This vulnerability was fixed in Firefox 159 and Firefox ESR 153.6.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-10-27
Published