PYSEC-2026-306

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Import Source
https://github.com/pypa/advisory-database/blob/main/vulns/calibreweb/PYSEC-2026-306.yaml
JSON Data
https://api.osv.dev/v1/vulns/PYSEC-2026-306
Aliases
Published
2026-06-29T11:50:32.052630Z
Modified
2026-07-01T20:22:50.160412Z
Severity
  • 9.9 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H CVSS Calculator
Summary
Server-Side Request Forgery in calibreweb
Details

calibreweb prior to version 0.6.17 is vulnerable to server-side request forgery (SSRF). This is a result of incomplete SSRF protection that can be bypassed via an HTTP redirect. An HTTP server set up to respond with a 302 redirect may redirect a request to localhost.

References

Affected packages

PyPI / calibreweb

Package

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.17

Affected versions

0.*
0.6.12
0.6.13
0.6.14
0.6.15
0.6.16

Database specific

source
"https://github.com/pypa/advisory-database/blob/main/vulns/calibreweb/PYSEC-2026-306.yaml"