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.
References9
- gist.github.com/menelausx/ef98aa78ed2869ccaa316ff45ed1a440
- github.com/crocodilestick/Calibre-Web-Automated/
- github.com/crocodilestick/Calibre-Web-Automated/issues/1303
- github.com/new-usemame/Calibre-Web-NextGen/commit/9f50bb2c16160…
- github.com/new-usemame/Calibre-Web-NextGen/pull/18
- github.com/new-usemame/Calibre-Web-NextGen/releases/tag/v4.0.7
- vuldb.com/submit/806403
- vuldb.com/vuln/360889
- vuldb.com/vuln/360889/cti
Metrics
- CVSS 3.1
-
6.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - CVSS 4.0
-
2.1
LOW
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 20 · as of 13 November 2026
- CWE
- CWE-266CWE-285
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.