CVE-2026-105080

In ConvertX before 0.19.0, converters/calibre.ts does not block recipe files, and instead passes…

Risk score: 64/100
CVSS: 9.9 v3.1
Exploit chance (30 days): 0.3%
Published: 3 Oct 2026

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What to know

What it is: In ConvertX before 0.19.0, converters/calibre.ts does not block recipe files, and instead passes them to the ebook-convert program from Calibre. This affects executable code in a .recipe or .downloaded_recipe file.
Affected: See advisory
Fix: Upgrade the product to 0.19.0 or later.
Exploitation: No known exploitation

Why it is Amber

CVSS 9.9 critical

References

https://github.com/C4illin/ConvertX/commit/0ca17dad7fa65e2e34823b59b95dd00bb1066b66
https://github.com/C4illin/ConvertX/releases/tag/v0.19.0
https://github.com/C4illin/ConvertX/security/advisories/GHSA-m4hh-rqmf-c8hw

Original description

In ConvertX before 0.19.0, converters/calibre.ts does not block recipe files, and instead passes them to the ebook-convert program from Calibre. This affects executable code in a .recipe or .downloaded_recipe file.

Last activity 3 Oct 2026. Patch Forecast updates every hour.