CVE record · CVE-2021-46817

Adobe Media Encoder M4A file memory corruption vulnerability could lead to remote code execution

CVSS 7.8 HighEPSS 0.020 · 81st percentile

Published by the CVE Program (CNA: adobe) at 13 Jun 2022, 12:15 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Adobe	Media Encoder	affected unspecified to 15.4, inclusive custom affected unspecified to None, inclusive custom

Identifiers: CVE-2021-46817
CNA: adobe
Weakness (CWE): CWE-787
Tags: Adobe Media Encoder
Memory corruption
Published: 13 Jun 2022
Updated: 23 Apr 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CNA (adobe)

CISA KEV Not listed.
EPSS 0.020, the 81st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Jun 2022. New records show when each source confirmed them.

Sources

References from the CNA

helpx.adobe.com/security/products/media-encoder/apsb21-70.html

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.