What’s Vulnerable › Vulnerabilities

CVE-2026-85618: ConvertX 0.17.0 Arbitrary File Read via LaTeX Input Directives

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-04 · updated 2026-09-10
• Weakness: CWE-22

Description

ConvertX 0.17.0 contains an arbitrary file read vulnerability in the xelatex converter that allows authenticated users to read files by uploading LaTeX files with input directives. Attackers can upload .tex files containing \\input{path} or \\verbatiminput{path} directives to have the TeX engine read arbitrary files accessible to the server process and include them in downloadable PDF output.

Affected products

• C4illin ConvertX: through 0.18.0

References

• https://github.com/C4illin/ConvertX
• https://github.com/C4illin/ConvertX/blob/v0.18.0/src/converters/xelatex.ts
• https://github.com/C4illin/ConvertX/issues/573
• https://www.vulncheck.com/advisories/convertx-0.17.0-arbitrary-file-read-via-latex-input-directives

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