CVE-2026-14056

criticalCVSS 9.6covered by 2 sourcesfirst seen 2026-06-30

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

CSIRTS triage

What: This vulnerability involves insufficient validation of untrusted input in Media.
Who is affected: Microsoft Edge (Chromium-based) deployments that ingest Chromium are affected.
Urgency: Remediation is necessary as it may lead to potential exploitation, although the severity is currently unknown.
Action: Update to the latest version of Chromium as per Google Chrome Releases.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Low exploitation risk0.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all EPSS-scored CVEs.

Advisory coverage (2)

unknownCVE-2026-14056: Chromium: CVE-2026-14056 Insufficient validation of untrusted input in Mediamsrc · 2026-07-02
criticalCVE-2026-14056: Insufficient validation of untrusted input in Media in Google Chrome prior to 150.0.7871.47 al…nvd · 2026-06-30

External references

NVD record for CVE-2026-14056

CVE.org record

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