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Vulnerability · Published May 4, 2026 · Assigned by VulDB

CVE-2026-7713crocodilestick Calibre-Web-Automated Kobo auth-token Route kobo_auth.py generate_auth_token improper authorization

Medium 6.3

In plain English

A medium-severity security flaw in Calibre-Web-Automated from crocodilestick. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.3%top 80.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was detected in crocodilestick Calibre-Web-Automated up to 4.0.6. Affected by this vulnerability is the function generate_auth_token of the file cps/kobo_auth.py of the component Kobo auth-token Route. The manipulation results in improper authorization. The attack may be performed from remote. The exploit is now public and may be used. Upgrading to version 4.0.7 addresses this issue. The patch is identified as 9f50bb2c16160564c9f8777dc2ceed3eb95e4807. The affected component should be upgraded.

Affected products (as reported)

VendorProductVersions
crocodilestick Calibre-Web-Automated 4.0.04.0.14.0.24.0.34.0.44.0.54.0.6

Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

References