Ghostwire

CVE-2025-7003: Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed PDF file may allow...

HIGH CVSS 7.8 Exploit Available

Published: June 12, 2026 | Last Modified: June 12, 2026

Description

Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed PDF file may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before 8.3.70.56.

Ghostwire Analysis — What This Means Practically

High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
Exploit code is reported to be available, increasing the likelihood of active exploitation.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

References

www.gendigital.com/us/en/contact-us/security-advisories/
www.tenable.com/cve/CVE-2025-7003
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2025-7003