CVE-2026-6676

HIGH

7.8

CVSS Severity Score

EPSS Score0.0080%

EPSS Percentile11.15th

PublishedJun 12, 2026

Last ModifiedJun 12, 2026

Vulnerability Description

Heap buffer out-of-bounds write vulnerability in Avira Antivirus engine when scanning a malformed POSIX tar archive 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 8.3.27.12.

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://www.gendigital.com/us/en/contact-us/security-advisories/

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