High severity · published Nov 16, 2021
CVE-2021-25965
In Calibre-web, versions 0.6.0 to 0.6.13 are vulnerable to Cross-Site Request Forgery (CSRF)
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
In Calibre-web, versions 0.6.0 to 0.6.13 are vulnerable to Cross-Site Request Forgery (CSRF). By luring an authenticated user to click on a link, an attacker can create a new user role with admin privileges and attacker-controlled credentials, allowing them to take over the application.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
Calibre-web · Janeczku
0.6.0 through 0.6.13 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-25965
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-25965
Patch
https://github.com/janeczku/calibre-web/commit/50919d47212066c75f03ee7a5332ecf2d584b98e
Third Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25965
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CVE-2022-0939
Server-Side Request Forgery (SSRF) in GitHub repository janeczku/calibre-web prior to 0.6.18
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Server-Side Request Forgery (SSRF) in GitHub repository janeczku/calibre-web prior to 0.6.17
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CVE-2025-7404
Calibre Web 0.6.24 & Autocaliweb 0.7.0 - Blind C
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CVE-2023-2106
Weak Password Requirements in GitHub repository janeczku/calibre-web prior to 0.6.20
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CVE-2022-2525
Improper Restriction of Excessive Authentication Attempts in GitHub repository janeczku/calibre-web prior to 0.6.20