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Debian dla-4744 : calibre - security update

high Nessus Plugin ID 337080

Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4744 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4744-1 [email protected] https://www.debian.org/lts/security/ Abhijith PA August 18, 2026 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : calibre Version : 6.13.0+repack-2+deb12u10 CVE ID : CVE-2026-53511

 It was discovered that a malicious EPUB, OPF or PDF file can execute arbitrary Python code when its metadata is read by calibre, an e-book manager.

 There was a regression introduced by the fix of CVE-2026-25636. It is also fixed in this update.

 For Debian 12 bookworm, this problem has been fixed in version 6.13.0+repack-2+deb12u10.

 We recommend that you upgrade your calibre packages.

 For the detailed security status of calibre please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/calibre

 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade the calibre packages.

See Also

https://packages.debian.org/source/bookworm/calibre

https://security-tracker.debian.org/tracker/CVE-2026-25636

https://security-tracker.debian.org/tracker/CVE-2026-53511

https://security-tracker.debian.org/tracker/source-package/calibre

Plugin Details

Severity: High

ID: 337080

File Name: debian_DLA-4744.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 8/18/2026

Updated: 8/18/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.52

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-25636

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.5

Threat Score: 7.1

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-53511

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:12.0, p-cpe:/a:debian:debian_linux:calibre-bin, p-cpe:/a:debian:debian_linux:calibre

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/18/2026

Vulnerability Publication Date: 2/6/2026

Reference Information

CVE: CVE-2026-25636, CVE-2026-53511