Linux Mint Xreader up to 4.6.5 EPUB File epub-document.c setup_document_content_list/g_strdup_printf path traversal

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k1.92

Summaryinfo

A vulnerability, which was classified as problematic, was found in Linux Mint Xreader up to 4.6.5. Impacted is the function setup_document_content_list/g_strdup_printf of the file backend/epub/epub-document.c of the component EPUB File Handler. Such manipulation leads to path traversal. This vulnerability is listed as CVE-2026-104982. The attack may be performed from remote. In addition, an exploit is available. You should upgrade the affected component. One of the project maintainers explains, that "EPUB support was removed from Xreader and reimplemented in Xepub".

Detailsinfo

A vulnerability was found in Linux Mint Xreader up to 4.6.5. It has been rated as problematic. Affected by this issue is the function setup_document_content_list/g_strdup_printf of the file backend/epub/epub-document.c of the component EPUB File Handler. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-104982. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details as well as a public exploit are known. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

The exploit is available at gist.github.com. It is declared as proof-of-concept. One of the project maintainers explains, that "EPUB support was removed from Xreader and reimplemented in Xepub".

Upgrading to version 4.6.6 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch a5aecea074e8564b7a22f1ce054b31ec862974b7 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Xreader 4.6.6
Patch: a5aecea074e8564b7a22f1ce054b31ec862974b7

Timelineinfo

10/02/2026 Advisory disclosed
10/02/2026 +0 days VulDB entry created
10/02/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 713
Status: Confirmed

CVE: CVE-2026-104982 (🔒)
GCVE (CVE): GCVE-0-2026-104982
GCVE (VulDB): GCVE-100-413198
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/02/2026 20:38
Changes: 10/02/2026 20:38 (64)
Complete: 🔍
Submitter: rodtvs
Cache ID: 216::103

Submitinfo

Accepted

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