Description
Site isolation issue in the Networking component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.
Published:
2026-10-13
Score:
n/a
EPSS:
n/a
KEV:
No
Impact:
n/a
Action:
n/a
Analysis
No analysis available yet.
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 available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
No advisories yet.
References
History
Tue, 13 Oct 2026 13:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Site isolation issue in the Networking component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5. | |
| Title | Site isolation issue in the Networking component | |
| References |
|
Subscriptions
No data.
MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-10-13T12:29:30.787Z
Reserved: 2026-10-13T00:48:22.956Z
Link: CVE-2026-109759
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-10-13T13:17:26.740
Modified: 2026-10-13T13:17:26.740
Link: CVE-2026-109759
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
No weakness.