CVE-2026-34696 InDesign Desktop | Use After Free (CWE-416)
A use-after-free flaw in Adobe InDesign Desktop allows arbitrary code execution if a user opens a malicious file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-34696?
CVE-2026-34696 is a high-severity use after free vulnerability in Adobe Indesign, published on 9 Jun 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
InDesign Desktop versions 21.3, 20.5.3 and earlier are affected by a Use After Free vulnerability that could result in 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.
Weakness: CWE-416
Which versions are affected by CVE-2026-34696?
It affects 1 product.
Products include Adobe Indesign.
How do I fix CVE-2026-34696?
No fix has been published for CVE-2026-34696 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-2026-34696 being exploited?
There is no known exploitation of CVE-2026-34696 in the wild and no public exploit code.
Other vulnerabilities in Adobe Indesign
- CVE-2019-7107 Code injection in InDesign
- CVE-2017-11302 Memory corruption in Adobe InDesign 12.1.0 and earlier versions
- CVE-2016-7886 Memory corruption in Adobe InDesign 11.4.1 and earlier, InDesign Server 11.0.0 and earlier
- CVE-2021-36004 Adobe InDesign CoolType out of bounds write vulnerability could lead to arbitrary stack manipulation
- CVE-2021-21098 Adobe InDesign PCX file parsing out-of-bounds write vulnerability could lead to remote code execution
Sources
Also known as GHSA-8x9r-pg87-r424.