ZDI-26-360: MATE Desktop Atril Document Viewer EPUB File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
A heap-based buffer overflow vulnerability exists in the EPUB file parsing functionality of MATE Desktop Atril Document Viewer. Exploitation requires user interaction, such as opening a malicious file or visiting a malicious page, and can lead to remote code execution. The vulnerability is tracked as CVE-2026-52849 and has been assigned a critical severity rating by the Zero Day Initiative with a CVSS score of 7.8.
AI Analysis
Technical Summary
CVE-2026-52849 is a heap-based buffer overflow vulnerability in the EPUB file parser of MATE Desktop Atril Document Viewer. Successful exploitation allows remote attackers to execute arbitrary code on affected systems. Exploitation requires user interaction, specifically opening a crafted malicious EPUB file or visiting a malicious page. The vulnerability has been assigned a CVSS score of 7.8 by the Zero Day Initiative, indicating high severity. No affected versions or patch information is provided in the available data.
Potential Impact
Remote attackers can execute arbitrary code on affected installations of MATE Desktop Atril Document Viewer by exploiting a heap-based buffer overflow in EPUB file parsing. This could lead to full compromise of the affected system under the privileges of the user running the application. Exploitation requires user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch is available, users should avoid opening untrusted EPUB files or visiting untrusted pages that might trigger the vulnerability.
ZDI-26-360: MATE Desktop Atril Document Viewer EPUB File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
Description
A heap-based buffer overflow vulnerability exists in the EPUB file parsing functionality of MATE Desktop Atril Document Viewer. Exploitation requires user interaction, such as opening a malicious file or visiting a malicious page, and can lead to remote code execution. The vulnerability is tracked as CVE-2026-52849 and has been assigned a critical severity rating by the Zero Day Initiative with a CVSS score of 7.8.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-52849 is a heap-based buffer overflow vulnerability in the EPUB file parser of MATE Desktop Atril Document Viewer. Successful exploitation allows remote attackers to execute arbitrary code on affected systems. Exploitation requires user interaction, specifically opening a crafted malicious EPUB file or visiting a malicious page. The vulnerability has been assigned a CVSS score of 7.8 by the Zero Day Initiative, indicating high severity. No affected versions or patch information is provided in the available data.
Potential Impact
Remote attackers can execute arbitrary code on affected installations of MATE Desktop Atril Document Viewer by exploiting a heap-based buffer overflow in EPUB file parsing. This could lead to full compromise of the affected system under the privileges of the user running the application. Exploitation requires user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch is available, users should avoid opening untrusted EPUB files or visiting untrusted pages that might trigger the vulnerability.
Threat ID: 6a2bf5b8e617e2d834649417
Added to database: 6/12/2026, 12:04:08 PM
Last enriched: 6/12/2026, 12:04:16 PM
Last updated: 6/12/2026, 12:04:24 PM
Views: 1
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