CVE-2025-7404: Calibreweb Calibre Web And Autocaliweb Have Vulnerability

MODERATE
Advisory Identifier: GHSA-qc4j-v7h6-xr5h
Share
CWE-78
Published
Advisory Summary

CVE-2025-7404 is a MODERATE calibre web and autocaliweb have vulnerability (CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')) affecting Calibreweb libraries in the PyPI ecosystem. The issue involves calibre web and autocaliweb have os command injection vulnerability. Remediation is available in the latest vendor maintenance releases.

CVE-2025-7404 at a Glance

CVE Identifier CVE-2025-7404
GHSA Identifier GHSA-qc4j-v7h6-xr5h
Severity MODERATE
CVSS v3.1 Base Score N/A
CWE Classification CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Affected Product Calibreweb
Package Ecosystem PyPI
Published Date
Last Updated

How to Fix CVE-2025-7404

To remediate this vulnerability, upgrade all affected Calibreweb dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

calibreweb fixed: Latest secure release 
pip install calibreweb>=Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

pip show calibreweb

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2025-7404, inspect your installed packages using pip:

pip show calibreweb

Analyze the terminal output to locate any version of Calibreweb in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The pip show calibreweb command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'), where the product constructs all or part of an os command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended os command when it is sent to a downstream component. In Calibreweb, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

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.

CVE-2025-7404 Affected Calibreweb Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
calibreweb
pypi/calibreweb
PyPI
≤ 0.6.24

References

NVD — CVE-2025-7404 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-7404
fluidattacks.com/advisories/kino WEB
https://fluidattacks.com/advisories/kino
Calibreweb Source Repository REPOSITORY
https://github.com/gelbphoenix/autocaliweb
Calibreweb Source Repository REPOSITORY
https://github.com/janeczku/calibre-web

Frequently Asked Questions

What is CVE-2025-7404?
CVE-2025-7404 is a security vulnerability in Calibreweb involving Calibre Web and Autocaliweb have OS Command Injection vulnerability under CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection').
Which Calibreweb versions are affected?
Affected versions include releases prior to current release patches across affected packages: calibreweb.
What version fixes CVE-2025-7404?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is calibreweb affected?
Yes, calibreweb is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What CWE is associated with CVE-2025-7404?
CVE-2025-7404 is classified under CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.).
How can I check PyPI dependencies for CVE-2025-7404?
Run the dependency tree command: 'pip show calibreweb'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-qc4j-v7h6-xr5h",
  "modified" : "2025-07-25T20:19:12Z",
  "published" : "2025-07-24T21:30:39Z",
  "aliases" : [ "CVE-2025-7404" ],
  "summary" : "Calibre Web and Autocaliweb have OS Command Injection vulnerability",
  "details" : "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.",
  "severity" : [ {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "calibreweb"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "0.6.24"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-7404"
  }, {
    "type" : "WEB",
    "url" : "https://fluidattacks.com/advisories/kino"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/gelbphoenix/autocaliweb"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/janeczku/calibre-web"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-78" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-07-25T20:19:12Z",
    "nvd_published_at" : "2025-07-24T21:15:52Z"
  }
}