Description
Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151 and Firefox ESR 140.11.
Published:
2026-05-19
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, 19 May 2026 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151 and Firefox ESR 140.11. | |
| Title | Same-origin policy bypass in the Networking: HTTP component | |
| References |
|
Subscriptions
No data.
MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-05-19T12:29:42.239Z
Reserved: 2026-05-19T12:29:41.562Z
Link: CVE-2026-8950
Vulnrichment
No data.
NVD
Status : Undergoing Analysis
Published: 2026-05-19T14:16:51.257
Modified: 2026-05-19T14:23:47.477
Link: CVE-2026-8950
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
No weakness.