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TI-2021-07971 Aliases CVE-2021-25965GHSA-v5hx-2wwf-52wx

Calibre-web - Admin Account Takeover via Cross-Site Request Forgery (CSRF)

Priority HIGH 73CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00527 44th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Calibre Webcalibreweb0.6.0 and later; up to 0.6.13—No fix listedCNA
  • calibreweb VendorCalibre Web Affected 0.6.0 and later; up to 0.6.13 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:janeczku:calibre-web:*:*:*:*:*:*:*:*0.6.0 – 0.6.13Vulnerablejaneczku
  • cpe:2.3:a:janeczku:calibre-web:*:*:*:*:*:*:*:* Versions 0.6.0 – 0.6.13 Vulnerable ·janeczku

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-25965
  2. 2026-10-03 Alias added: GHSA-v5hx-2wwf-52wx

References

  • TI-2025-06365 Calibre Web 0.6.24 & Autocaliweb 0.7.0 - ReDoS CVSS 4.0HIGH 8.7

Sources