CVE-2026-110646

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.

CVSS 4.0

9.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-25)

CWE

CWE-78

Published

2026-10-14

Modified

2026-10-20

Record from

the NVD, synced 2026-10-21

References

• https://github.com/beganovich/snappdf/blob/v6.0.0/src/Snappdf.php#L280-L284
• https://github.com/beganovich/snappdf/commit/5197bd3bcc4df44e17246dbceea9ce51eb390eae
• https://github.com/beganovich/snappdf/pull/54
• https://github.com/beganovich/snappdf/releases/tag/v6.1.0
• https://www.vulncheck.com/advisories/beganovich-snappdf-1.1.0-before-6.1.0-os-command-injection-on-windows-via-seturl

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