What’s Vulnerable › Vulnerabilities

CVE-2021-26718

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-04-01 · updated 2026-06-17
Weakness: CWE-863

Description

KIS for macOS in some use cases was vulnerable to AV bypass that potentially allowed an attacker to disable anti-virus protection.

Affected products

Kaspersky Internet Security: before 21.1 — fixed in 21.1

How to fix

Upgrade to a fixed version: Kaspersky Internet Security 21.1. Check the vendor advisory for mitigations.

References

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