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CVE-2025-6998

CVE-2025-6998 · Calibre Web 0.6.24 & Autocaliweb 0.7.0 - ReDoS

This page contains facts from public vulnerability sources. Check the original advisory before updating.

ReDoS in strip_whitespaces() function in cps/string_helper.py in Calibre Web and Autocaliweb allows unauthenticated remote attackers to cause denial of service via specially crafted username parameter that triggers catastrophic backtracking during login. This issue affects Calibre Web: 0.6.24 (Nicolette); Autocaliweb: from 0.7.0 before 0.7.1.

CVSS 8.7 · High · EPSS 1.0% · Fix available

Published
Updated

Stack: python

Affected products and versions

  • calibre web

    Versions
    • 0.6.24: Affected (custom)

    No fix published

  • autocaliweb

    Versions
    • ≥ 0.7.0, < 0.7.1: Affected (custom)

    Update to 0.7.1

  • calibreweb PyPI

    Versions
    • 0.6.12
    • 0.6.13
    • 0.6.14
    • 0.6.15
    • 0.6.16
    • 0.6.17
    • 0.6.18
    • 0.6.19
    • 0.6.20
    • 0.6.21
    • 0.6.22
    • 0.6.23
    • 0.6.24
    Affected ranges
    • ECOSYSTEM: ≤ 0.6.24

    No fix published

Original sources

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