CVE-2026-85672
zerox 1.1.20 OS Command Injection via Document URL File Extension
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
zerox 1.1.20 contains an OS command injection vulnerability in the file download mechanism where the temporary file extension derived from document URLs is interpolated unsanitized into shell commands executed by poppler utilities. Attackers can craft document URLs with malicious file extensions containing command substitution syntax to execute arbitrary OS commands before document processing occurs.
| CWE | CWE-78 |
| Vendor | getomni-ai |
| Product | zerox |
| Published | Sep 4, 2026 |
| Last Updated | Sep 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
getomni-ai / zerox
0 ≤ 1.1.20
References
github.com: https://github.com/getomni-ai/zerox/issues/206 github.com: https://github.com/getomni-ai/zerox github.com: https://github.com/getomni-ai/zerox/blob/main/node-zerox/src/utils/file.ts vulncheck.com: https://www.vulncheck.com/advisories/zerox-1.1.20-os-command-injection-via-document-url-file-extension
Credits
George Chen