CVE-2026-96395 Information disclosure in affinity
Crafted Affinity documents can leak heap memory contents via QuickLook previews, requiring users to upgrade the macOS application.
- 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-2026-96395?
CVE-2026-96395 is a low-severity vulnerability in canva affinity, published on 9 Oct 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
The Affinity by Canva app for macOS before 3.3.1 (October 2026 release) did not perform adequate bounds checking when generating QuickLook thumbnails and previews of Affinity document files, leading to an out-of-bounds heap read. A threat actor could craft an Affinity document that, when displayed or previewed by a user in Finder, could disclose the contents of adjacent heap memory, including memory addresses, in the rendered thumbnail or preview image.
Weakness: CWE-125
Which versions are affected by CVE-2026-96395?
How do I fix CVE-2026-96395?
No fix has been published for CVE-2026-96395 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-96395 being exploited?
There is no known exploitation of CVE-2026-96395 in the wild and no public exploit code.
Sources
Also known as GHSA-7c2g-55x8-755j.