CVE-2026-110646 Beganovich snappdf 1.1.0 before 6.1.0 OS Command Injection on Windows via setUrl()
Attackers can execute arbitrary OS commands on Windows by injecting metacharacters into the setUrl() parameter of the snappdf PHP library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-110646?
CVE-2026-110646 is a critical command injection vulnerability in beganovich snappdf, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Beganovich snappdf from 1.1.0 before 6.1.0 contains an OS command injection vulnerability on Windows that allows attackers to run commands by influencing the rendered URL. Attackers can supply cmd.exe metacharacters such as & in the setUrl() value, which executeOnWindows() passes unescaped to PHP exec(), executing commands as the PHP process.
Weakness: CWE-78
Which versions are affected by CVE-2026-110646?
How do I fix CVE-2026-110646?
No fix has been published for CVE-2026-110646 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-110646 being exploited?
There is no known exploitation of CVE-2026-110646 in the wild and no public exploit code.
Sources
Also known as GHSA-j7cw-xwmc-w7qg.