CVE-2024-6781

Calibre Arbitrary File Read

7.5 HighFix available

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

62.4%Up 62.4 points since Aug 6, 2024

What each source reports

CVE List Score used 7.5

Calibre Arbitrary File Read

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: CVE-2024-6781
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-22
Updated: 2026-11-02

EUVDEUVD-2024-47813 7.5

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: EUVD-2024-47813
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-p89v-3g23-m6q2 7.5

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: GHSA-p89v-3g23-m6q2
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-22
Updated: 2026-11-02

NVD 7.5

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: CVE-2024-6781
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-22
Updated: 2026-11-02

OSV 7.5

Calibre Arbitrary File Read

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: CVE-2024-6781
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-22
Updated: 2026-11-02

OSVDEBIAN-CVE-2024-6781 7.5

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: DEBIAN-CVE-2024-6781
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVUBUNTU-CVE-2024-6781 7.5

Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read.

Record: UBUNTU-CVE-2024-6781
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVMGASA-2025-0049 No score

Updated calibre packages fix security vulnerabilities

link_to_local_path in ebooks/conversion/plugins/html_input.py in calibre before 6.19.0 can, by default, add resources outside of the document root. (CVE-2023-46303) Path traversal in Calibre <= 7.14.0 allow unauthenticated attackers to achieve arbitrary file read. (CVE-2024-6781) Improper access control in Calibre 6.9.0 ~ 7.14.0 allow unauthenticated attackers to achieve remote code execution. (CVE-2024-6782) Unsanitized user-input in Calibre <= 7.15.0 allow attackers to perform reflected cross-site scripting. (CVE-2024-7008) Unsanitized user-input in Calibre <= 7.15.0 allow users with permissions to perform full-text searches to achieve SQL injection on the SQLite database. (CVE-2024-7009)

Record: MGASA-2025-0049
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`calibre` Debian:13	before 7.16.0+ds-1	7.16.0+ds-1
`calibre` Debian:14	before 7.16.0+ds-1	7.16.0+ds-1
`calibre` Mageia:9 From an advisory covering 5 CVEs	before 6.17.0-1.1.mga9	6.17.0-1.1.mga9
`calibre` Ubuntu:16.04:LTS	All versions, plus listed versions 2.33.0+dfsg-1build12.38.0+dfsg-12.45.0+dfsg-12.45.0+dfsg-1build12.48.0+dfsg-1 Show 4 moreShow less 2.48.0+dfsg-1build12.54.0+dfsg-12.55.0+dfsg-12.55.0+dfsg-1ubuntu0.2	None known
`calibre` Ubuntu:18.04:LTS	All versions, plus listed versions 3.7.0+dfsg-23.7.0+dfsg-2build13.12.0+dfsg-13.13.0+dfsg-13.14.0+dfsg-1 Show 10 moreShow less 3.15.0.1+dfsg-13.16.0+dfsg-13.16.0+dfsg-1build13.17.0+dfsg-13.17.0+dfsg-23.18.0+dfsg-1build13.19.0+dfsg-13.20.0+dfsg-13.21.0+dfsg-13.21.0+dfsg-1build1	None known
`calibre` Ubuntu:20.04:LTS	All versions, plus listed versions 3.46.0+dfsg-14.2.0+dfsg-24.3.0+dfsg-14.3.0+dfsg-24.4.0+dfsg-1 Show 14 moreShow less 4.5.0+dfsg-14.5.0+dfsg-24.5.0+dfsg-34.6.0+dfsg-14.7.0+dfsg-14.99.3+dfsg-24.99.4+dfsg-14.99.4+dfsg-1build14.99.4+dfsg+really4.10.0+py3-24.99.4+dfsg+really4.11.2-14.99.4+dfsg+really4.11.2-1build14.99.4+dfsg+really4.12.0-14.99.4+dfsg+really4.12.0-1build14.99.4+dfsg+really4.12.0-1ubuntu1	None known
`calibre` Ubuntu:22.04:LTS	All versions, plus listed versions 5.25.0+dfsg-25.33.2+dfsg-15.34.0+dfsg-15.35.0+dfsg-1ubuntu25.37.0+dfsg-15.37.0+dfsg-1build1	None known
`calibre` Ubuntu:24.04:LTS	All versions, plus listed versions 6.24.0+ds-16.29.0+ds-17.0.0+ds-17.1.0+ds-17.1.0+ds-2 Show 9 moreShow less 7.2.0+ds-17.2.0+ds-1build17.3.0+ds-17.4.0+ds-17.5.1+ds-17.5.1+ds-27.5.1+ds-37.6.0+ds-17.6.0+ds-1build1	None known
`calibre` Ubuntu:26.04:LTS	All versions, plus listed versions 8.8.0+ds-3build18.13.0+ds+~0.10.5-38.14.0+ds+~0.10.5-18.15.0+ds+~0.10.5-18.16.0+ds+~0.10.5-2 Show 4 moreShow less 8.16.2+ds+~0.10.5-18.16.2+ds+~0.10.5-28.16.2+ds+~0.10.5-39.2.1+ds+~0.10.5-2build1	None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Nuclei	Calibre <= 7.14.0 Arbitrary File Read

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases, products, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, Nuclei, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-6781 is a high vulnerability (CVSS 7.5) in Calibre, published August 6, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 62.4%, the 99th percentile. Fixed in calibre 7.16.0+ds-1.

References

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