CVE-2026-25731
HIGH
2026-02-06
[email protected]
7.8
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 17, 2026 - 21:18 vuln.today
Public exploit code
Patch Released
Feb 17, 2026 - 21:18 nvd
Patch available
CVE Published
Feb 06, 2026 - 21:16 nvd
HIGH 7.8
Description
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.
Analysis
calibre is an e-book manager. [CVSS 7.8 HIGH]
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Remediation
Within 24 hours: Identify all systems running Calibre and assess exposure scope. Within 7 days: Apply the available vendor patch to all affected instances and verify successful deployment. …
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Priority Score
59
Low
Medium
High
Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: +20
Vendor Status
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External POC / Exploit Code
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Destination URL
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