---
id: CVE-2026-104982
title: A flaw has been found in Linux Mint Xreader up to 4.6.5
summary: >-
  A flaw has been found in Linux Mint Xreader up to 4.6.5. This issue affects
  the function setup_document_content_list/g_strdup_printf of the file
  backend/epub/epub-document.c of the component EPUB File Handler. This
  manipulation causes pa…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N'
cwe:
  - CWE-22
vendor: Linux Mint
product: Xreader
affected:
  - Xreader 4.6.0
  - Xreader 4.6.1
  - Xreader 4.6.2
  - Xreader 4.6.3
  - Xreader 4.6.4
  - Xreader 4.6.5
published: '2026-10-03'
updated: '2026-10-03'
sourceUpdated: '2026-10-03T08:16:26.293'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-104982'
references:
  - url: 'https://gist.github.com/rodtvs/63a34e7b20a9f97a1a7167a8a1db49c2'
    label: cna@vuldb.com
  - url: >-
      https://github.com/linuxmint/xreader/commit/a5aecea074e8564b7a22f1ce054b31ec862974b7
    label: cna@vuldb.com
  - url: 'https://github.com/linuxmint/xreader/issues/713'
    label: cna@vuldb.com
  - url: 'https://github.com/linuxmint/xreader/releases/tag/4.6.6'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-104982'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/964347'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/413198'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/413198/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-03T08:41:32.839Z'
---

## Overview

A flaw has been found in Linux Mint Xreader up to 4.6.5. This issue affects the function setup_document_content_list/g_strdup_printf of the file backend/epub/epub-document.c of the component EPUB File Handler. This manipulation causes path traversal. The attack is possible to be carried out remotely. The exploit has been published and may be used. Upgrading to version 4.6.6 is capable of addressing this issue. Patch name: a5aecea074e8564b7a22f1ce054b31ec862974b7. It is advisable to upgrade the affected component. One of the project maintainers explains, that "EPUB support was removed from Xreader and reimplemented in Xepub".

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.