CVE-2026-105273

high

MP4Parser does not adequately validate MP4 box sizes.

MP4Parser does not adequately validate MP4 box sizes. A malformed box can cause parsing to make no forward progress and repeatedly process the same input.

CVSS

7.5

7.5 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity source: NVD CVSS v3.1 (ics-cert@hq.dhs.gov)

Timeline (UTC)

Published: 2026-10-16 15:17

Modified: 2026-10-16 20:04

NVD status: Deferred

Last synced 1 day ago

Verified against the source API 2026-10-27 07:03 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

Not reported by the source (unknown — not "none").

Weakness classification (CWE)

CWE-835

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

No vendor advisory or patch reference tagged by NVD. Check the references below.

References

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-288-02.json ics-cert@hq.dhs.gov
https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-288-02 ics-cert@hq.dhs.gov

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 07:03 UTC · record ↗

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