RCE in Zepspaiva Doc-Recog
CVE-2026-110638
doc-recog through 1.1.6 contains an OS command injection vulnerability that allows attackers to execute commands by supplying crafted document paths to recog() or tag(). Attackers can embed $(...) or backtick command substitution in the file path, which DocData._readPDF passes to a shell-based pdftotext exec call, running commands with Node.js process privileges.
Vulnerability class: Command Injection (OS Command Injection)
Published .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/zepspaiva/doc-recog/pull/2 (issue-tracking, patch)
- github.com/zepspaiva/doc-recog/blob/96d31957fbc2a31f1d739e2d64e5c85a05f688ec/do… (technical-description)
- github.com/zepspaiva/doc-recog (product)
- www.vulncheck.com/advisories/doc-recog-through-1.1.6-os-command-injection-via-d… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110638?
- CVE-2026-110638 is a critical-severity vulnerability in Zepspaiva Doc-Recog, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-10-14.
- How severe is CVE-2026-110638?
- Critical severity. CVSS v3 base score is 9.8 out of 10.