Same-origin policy bypass in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, and Firefox ESR 153.1.
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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Project Subscriptions
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Advisories
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Fixes
Solution
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Workaround
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References
History
Tue, 18 Aug 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Same-origin policy bypass in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, and Firefox ESR 153.1. | |
| Title | Same-origin policy bypass in the Audio/Video: Playback component | |
| References |
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Projects
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MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-08-18T12:23:32.866Z
Reserved: 2026-08-17T11:58:37.377Z
Link: CVE-2026-74967
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-08-18T13:17:34.070
Modified: 2026-08-18T13:17:34.070
Link: CVE-2026-74967
Redhat
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OpenCVE Enrichment
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Weaknesses
No weakness.