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Critical severity9.0NVD Advisory· Published Dec 1, 2025· Updated Sep 26, 2026

CVE-2025-3500

CVE-2025-3500

Description

Integer Overflow or Wraparound vulnerability in Avast Antivirus (25.1.981.6) on Windows allows Privilege Escalation.This issue affects Antivirus: from 25.1.981.6 before 25.3.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Avast\!/Antivirus3 versions
    cpe:2.3:a:avast:antivirus:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:avast:antivirus:*:*:*:*:*:*:*:*range: >=25.1.981.6,<25.3
    • (no CPE)range: from 25.1.981.6 before 25.3
    • (no CPE)range: 25.1.981.6

Patches

Vulnerability mechanics

References

1

News mentions

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