CVE-2026-22554

HIGHNVD 7.87.8—

7.8

MediaArea MediaInfoLib Channel Splitting heap-based buffer overflow vulnerability

CVSS v3: 7.8
EG Score: 7.8(high)
EPSS: 2.3%
KEV: Not listed

Published

May 20, 2026

Last Modified

May 21, 2026

References (2)

talos-cna@ciscohttps://talosintelligence.com/vulnerability_reports/TALOS-2026-2374
af854a3a-2127-422b-91ae-364da2661108https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2374

Vendor Advisories for CVE-2026-22554(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-4mj8-945c-q57m
GitHub Security AdvisoriesHigh
MediaArea MediaInfoLib Channel Splitting heap-based buffer overflow vulnerability

Frequently asked(5)

What is CVE-2026-22554?

CVE-2026-22554 is a high vulnerability published on May 20, 2026. MediaArea MediaInfoLib Channel Splitting heap-based buffer overflow vulnerability

When was CVE-2026-22554 disclosed?

CVE-2026-22554 was first published in the National Vulnerability Database on May 20, 2026, with the most recent update on May 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-22554 actively exploited?

CVE-2026-22554 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-22554?

CVE-2026-22554 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2026-22554?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-22554, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-22554

📅 Published

🔄 Last Modified

🔗 References (2)

📣 Vendor Advisories for CVE-2026-22554(1)

❓ Frequently asked(5)