What’s Vulnerable › Vulnerabilities

CVE-2026-108694: ConvertX through 0.19.0 Arbitrary File Read via Pandoc Converter

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-11 · updated 2026-10-18
• Weakness: CWE-73

Description

ConvertX through 0.19.0 contains an arbitrary file read vulnerability that allows authenticated users to read server files because src/converters/pandoc.ts invokes Pandoc without the --sandbox flag. Attackers can upload a reStructuredText document with an include directive naming an absolute path, convert it, and download output containing the referenced file's contents.

Affected products

• C4illin ConvertX: through 0.19.0

References

• https://github.com/C4illin/ConvertX
• https://github.com/C4illin/ConvertX/blob/710bc7c71712af04198a39f003e3ea1aa5168a31/src/converters/pandoc.ts#L123-L152
• https://github.com/C4illin/ConvertX/issues/668
• https://www.vulncheck.com/advisories/convertx-through-0.19.0-arbitrary-file-read-via-pandoc-converter

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