Vulnerability · Published Oct 14, 2026 · Assigned by VulnCheck

CVE-2020-37282office-converter through 1.0.2 OS Command Injection via fileName in generatePdf

Critical 9.8

In plain English

A critical-severity OS command injection in office-converter from vworld4u. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 3.4% (higher than 89% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)3.4%top 10.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

office-converter through 1.0.2 contains an OS command injection vulnerability that allows attackers to execute commands by supplying a crafted fileName to generatePdf() or generateHtml(). Attackers can embed $(...), backticks, or a closing quote with shell metacharacters in the file name, which is concatenated into an unoconv command run via child_process.exec(), executing commands with Node.js process privileges.

Affected products (as reported)

Vendor	Product	Versions
vworld4u	office-converter	0 – through 1.0.2

Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

GitHub Security Advisory (GHSA-9p64-h5q4-phpm) third-party-advisory
https://github.com/vworld4u/office-converter/pull/9 patch, issue-tracking
https://github.com/vworld4u/office-converter/blob/b1ea855d0001dc7a5d66343698634dbc06b72c2d/index.js#L19-L20 technical-description
VulnCheck Advisory: office-converter through 1.0.2 OS Command Injection via fileName in generatePdf third-party-advisory