PT-2025-30695 · Unknown · Calibre-Web+1
CVE-2025-6998
·
Published
2025-07-24
·
Updated
2026-07-07
CVSS v4.0
8.7
High
| Vector | AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
Name of the Vulnerable Software and Affected Versions
Calibre Web version 0.6.24 (Nicolette)
Autocaliweb version 0.7.0
Description
A Regular Expression Denial of Service (ReDoS) issue exists in the
strip whitespaces() function within cps/string helper.py. Unauthenticated remote attackers can exploit this to cause a denial of service by providing a specially crafted username parameter, triggering catastrophic backtracking during login.Recommendations
Calibre Web version 0.6.24 (Nicolette): At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Autocaliweb version 0.7.0: At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
DoS
Found an issue in the description? Have something to add? Feel free to write us 👾
Weakness Enumeration
Related Identifiers
Affected Products
Autocaliweb
Calibre-Web