---
id: CVE-2025-7404
aliases:
  - GHSA-qc4j-v7h6-xr5h
  - PYSEC-2026-1235
title: Calibre Web and Autocaliweb have OS Command Injection vulnerability
summary: Calibre Web and Autocaliweb have OS Command Injection vulnerability
severity: medium
vendor: calibreweb
product: calibreweb
ecosystem: pip
affected:
  - calibreweb <= 0.6.24
published: '2025-07-24'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-qc4j-v7h6-xr5h'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2025-7404'
  - url: 'https://fluidattacks.com/advisories/kino'
  - url: 'https://github.com/gelbphoenix/autocaliweb'
  - url: 'https://github.com/janeczku/calibre-web'
tags:
  - osv
  - pip
  - exploit-available
epss: 0.02752
epssPercentile: 0.85581
ingestedAt: '2026-07-08T18:25:52.392Z'
exploits:
  github: 1
  githubRepos:
    - >-
      https://github.com/mind2hex/CVE-2025-7404-CalibreWeb-0.6.24-BlindCommandInjection
  checkedAt: '2026-09-24T07:52:54.173Z'
exploitAvailable: true
---

## Overview

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Calibre Web, Autocaliweb allows Blind OS Command Injection. This issue affects Calibre Web: 0.6.24 (Nicolette); Autocaliweb: from 0.7.0 before 0.7.1.

## Affected packages

- `calibreweb <= 0.6.24`

## Remediation

Refer to the advisory for the patched release.