CVE-2026-25731

A flaw was found in Calibre, an e-book manager. This Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows an attacker to achieve arbitrary code execution. This occurs when a user converts an ebook using a specially crafted malicious custom template file...

Linux Distros Unpatched Vulnerability : CVE-2026-25731

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - calibre is an e-book manager. Prior to 9.2.0, a Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows arbitrary code...

DEBIAN-CVE-2026-25731

calibre is an e-book manager. Prior to 9.2.0, a Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows arbitrary code execution when a user converts an ebook using a malicious custom template file via the --template-html or --template-html-index...

CVE-2026-25731

calibre is an e-book manager. Prior to 9.2.0, a Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows arbitrary code execution when a user converts an ebook using a malicious custom template file via the --template-html or --template-html-index...

EUVD-2026-5573

calibre is an e-book manager. Prior to 9.2.0, a Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows arbitrary code execution when a user converts an ebook using a malicious custom template file via the --template-html or --template-html-index...

CVE-2026-25731

calibre is an e-book manager. Prior to 9.2.0, a Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows arbitrary code execution when a user converts an ebook using a malicious custom template file via the --template-html or --template-html-index...

CVE-2026-25731

Calibre prior to version 9.2.0 contains a Server-Side Template Injection (SSTI) vulnerability in its Templite templating engine that can lead to arbitrary code execution when a malicious custom template is used with --template-html or --template-html-index during ebook conversion. The issue is fi...

CVE-2026-25731 Calibre Affected by Arbitrary Code Execution via Server-Side Template Injection in Calibre HTML Export

calibre is an e-book manager. Prior to 9.2.0, a Server-Side Template Injection SSTI vulnerability in Calibre's Templite templating engine allows arbitrary code execution when a user converts an ebook using a malicious custom template file via the --template-html or --template-html-index...

PT-2026-6790

Name of the Vulnerable Software and Affected Versions calibre versions prior to 9.2.0 Description calibre is an e-book manager. A Server-Side Template Injection SSTI vulnerability exists in calibre’s Templite templating engine. This allows for arbitrary code execution when a user converts an eboo...