CVE-2021-39835 Adobe FrameMaker PDF File Parsing Use-After-Free Information Disclosure Vulnerability

Medium 4.3 Published 29 Sep 2021 Updated 23 Apr 2025

An attacker can disclose sensitive memory by tricking a user into opening a malicious PDF file in Adobe FrameMaker.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-39835?

CVE-2021-39835 is a medium-severity use after free vulnerability in Adobe Framemaker, published on 29 Sep 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Adobe Framemaker versions 2019 Update 8 (and earlier) and 2020 Release Update 2 (and earlier) are affected by a use-after-free vulnerability in the processing of a malformed PDF file that could result in disclosure of sensitive memory. Exploitation of this issue requires user interaction in that a victim must open a malicious PDF file.

Weakness: CWE-416

Which versions are affected by CVE-2021-39835?

It affects 1 product.

Products include Adobe Framemaker.

How do I fix CVE-2021-39835?

No fix has been published for CVE-2021-39835 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2021-39835 being exploited?

There is no known exploitation of CVE-2021-39835 in the wild and no public exploit code.

All Adobe Framemaker vulnerabilities

Sources

Also known as GHSA-g537-j2wg-qpwq.