CVE record · CVE-2021-21088

Adobe Acrobat Pro DC Use-After-Free Remote Code Execution Vulnerability

CVSS 7.8 HighEPSS 0.0038 · 32nd percentile

Published by the CVE Program (CNA: adobe) at 6 Sept 2023, 13:08 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	Acrobat Reader	affected 2017.011.30188 and earlier semver Other versions: affected

Identifiers: CVE-2021-21088
CNA: adobe
Weakness (CWE): CWE-416
Tags: Adobe Acrobat Reader
Memory corruption
Published: 6 Sept 2023
Updated: 3 Aug 2024

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 0.0038, the 32nd 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 6 Sept 2023. New records show when each source confirmed them.

Sources

References from the CNA

helpx.adobe.com/security/products/acrobat/apsb21-09.html vendor-advisory

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.