CVE-2026-33205 in kovidgoyal calibreinfo

Summary

calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Prior to version 9.6.0, a Server-Side Request Forgery vulnerability in the background-image endpoint of calibre e-book reader's web view allows an attacker to perform blind GET requests to arbitrary URLs and exfiltrate information out from the ebook sandbox. Version 9.6.0 patches the issue.

Responsible

GitHub_M

Reservation

03/18/2026

Disclosure

03/27/2026

Entries

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerability	CWE	Exp	Cou	CVE
353916	kovidgoyal calibre background-image Endpoint server-side request forgery	918	Not defined	Official fix	CVE-2026-33205

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