CVE-2023-44451

Name: CVE-2023-44451
Creator: NVD / NIST
Published: 2024-05-03T03:16:01.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.77%

Last modified Jun 17, 2026

CVE-2023-44451 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Linux Mint Xreader EPUB File Parsing Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Linux Mint Xreader. EPSS estimates a 1.77% chance of exploitation in the next 30 days.

Description

Linux Mint Xreader EPUB File Parsing Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Linux Mint Xreader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of EPUB files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-21897.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.77%

75.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Linuxmint	Xreader	3.8.2

References

https://github.com/linuxmint/xreader/commit/141f1313745b9cc73670df51ac145165efcbb14aPatch
https://www.zerodayinitiative.com/advisories/ZDI-23-1835/Third Party Advisory
https://github.com/linuxmint/xreader/commit/141f1313745b9cc73670df51ac145165efcbb14aPatch
https://www.zerodayinitiative.com/advisories/ZDI-23-1835/Third Party Advisory

Timeline

Published: May 3, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-44451?

How severe is CVE-2023-44451?

CVE-2023-44451 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.77% probability of exploitation in the next 30 days.

How do I fix CVE-2023-44451?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-44451?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST