CVE-2026-6892 Path traversal in Canon PIXUS iX6800 Series CUPS Printer Driver for macOS
A local attacker can exploit symbolic links during installation to modify directory permissions, leading to privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-6892?
CVE-2026-6892 is a medium-severity path traversal vulnerability in Canon PIXUS iX6800 Series CUPS Printer Driver for macOS, published on 29 May 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
Improper handling of symbolic links in the installer of CUPS Printer Driver for macOS(*) may allow a local attacker with login privileges to exploit a specially crafted symbolic link during installation to modify permissions of directories for which they would not normally have authorization.
*:Canon PIXUS iX6800 Series CUPS Printer Driver for macOS Version 16.91.0.0 or earlier (Japan)
Canon PIXMA MG2500 Series and iX6800 Series CUPS Printer Driver for macOS Version 16.91.0.0 or earlier (US and Europe)
Weakness: CWE-59
Which versions are affected by CVE-2026-6892?
How do I fix CVE-2026-6892?
No fix has been published for CVE-2026-6892 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-6892 being exploited?
There is no known exploitation of CVE-2026-6892 in the wild and no public exploit code.
Sources
Also known as GHSA-xjvf-w7h7-789h.