CVE-2021-44686
Description
calibre before 5.32.0 contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service) in html_preprocess_rules in ebooks/conversion/preprocess.py.
Risk Information
Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.412
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerability CVE-2021-44686 are affected in Calibre (x64) 5.31.1 | Windows |
| Vulnerability CVE-2021-44686 are affected in Calibre 5.31.1 | Windows |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-342947 | Calibre (x64) (7.21.0) |
| PATCH-325330 | Calibre (5.44.0) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234