CVE-2026-25731
High · 7.8CVSS
7.8
EPSS
0.3%
Published
Feb 6, 2026
CISA due date
—
The record
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 command-line options. This vulnerability is fixed in 9.2.0.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| openSUSE:Tumbleweed | calibre | 0 | 9.7.0-1.1 |
Related vulnerabilities
- CVE-2026-53511 calibre is an e-book manager. Also affects calibre
- CVE-2026-33205 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre
- CVE-2026-33206 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre
- CVE-2026-30853 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre
- CVE-2026-27810 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre
- CVE-2026-27824 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre
- CVE-2026-26065 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre
- CVE-2026-26064 calibre is a cross-platform e-book manager for viewing, converting, editing, and… Also affects calibre