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".
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
Passive
Minimal interaction
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 8
https://gist.github.com/rodtvs/63a34e7b20a9f97a1a7167a8a1db49c2
cna@vuldb.com
https://github.com/linuxmint/xreader/commit/a5aecea074e8564b7a22f1ce054b31ec862…
cna@vuldb.com
https://github.com/linuxmint/xreader/issues/713
cna@vuldb.com
https://github.com/linuxmint/xreader/releases/tag/4.6.6
cna@vuldb.com
https://vuldb.com/cve/CVE-2026-104982
cna@vuldb.com
https://vuldb.com/submit/964347
cna@vuldb.com
https://vuldb.com/vuln/413198
cna@vuldb.com
https://vuldb.com/vuln/413198/cti
cna@vuldb.com