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CVE-2026-110646NVD
Vulnerability Summary
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 v4.0 Base Metrics — Score 9.2 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsPresent
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
CVSS v3.1 Base Metrics — Score 8.1 (HIGH)
Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- beganovich snappdf >= 1.1.0 and < 6.1.0
- beganovich snappdf 6.1.0
External References
- https://github.com/beganovich/snappdf/pull/54
- https://github.com/beganovich/snappdf/commit/5197bd3bcc4df44e17246dbceea9ce51eb390eae
- https://github.com/beganovich/snappdf/blob/v6.0.0/src/Snappdf.php#L280-L284
- 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