← Vulnerability feed

Vulnerability record · CVE-2021-21056 · published 12 March 2021

CVE-2021-21056: Adobe framemaker out-of-bounds read vulnerability

Adobe · Framemaker

Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

7.8 CVSS 3.0 High EPSS 21% · top 2.5% CWE-125 · Out-of-bounds read
7.8CVSS 3.0 base score, v2 9.3
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://helpx.adobe.com/security/products/framemaker/apsb21-14.html PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-282/ Third Party Advisory
https://helpx.adobe.com/security/products/framemaker/apsb21-14.html PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-282/ Third Party Advisory

Track CVE-2021-21056 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-3740Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.4 and below have a memory corruption vulnerability. Successful exploitation could lead to arbitrary code execution.EPSS 5.0%8.8CVE-2020-9634Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.5 and below have an out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code executio…EPSS 4.5%8.8CVE-2020-9635Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.5 and below have an out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code executio…EPSS 4.5%8.8CVE-2020-9636Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.5 and below have a memory corruption vulnerability. Successful exploitation could lead to arbitrary code execution.EPSS 3.9%8.8CVE-2020-3731Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.4 and below have a heap overflow vulnerability. Successful exploitation could lead to arbitrary code execution.EPSS 6.2%8.8CVE-2020-3732Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.4 and below have an out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code executio…EPSS 3.9%8.8CVE-2020-3733Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.4 and below have an out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code executio…EPSS 4.0%8.8CVE-2020-3734Adobe framemaker out-of-bounds write vulnerabilityAdobe Framemaker versions 2019.0.4 and below have a buffer error vulnerability. Successful exploitation could lead to arbitrary code execution.EPSS 4.5%

Source: NIST National Vulnerability Database (record CVE-2021-21056), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.