---
id: CVE-2026-105080
title: >-
  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
summary: >-
  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.
severity: critical
cvss: 9.9
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-829
vendor: C4illin
product: ConvertX
affected:
  - ConvertX < 0.19.0
published: '2026-10-03'
updated: '2026-10-03'
sourceUpdated: '2026-10-03T01:17:23.650'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-105080'
references:
  - url: >-
      https://github.com/C4illin/ConvertX/commit/0ca17dad7fa65e2e34823b59b95dd00bb1066b66
    label: cve@mitre.org
  - url: 'https://github.com/C4illin/ConvertX/releases/tag/v0.19.0'
    label: cve@mitre.org
  - url: >-
      https://github.com/C4illin/ConvertX/security/advisories/GHSA-m4hh-rqmf-c8hw
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-03T01:36:48.350Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.