Is CVE-2026-20451 actively exploited?

No active exploitation of CVE-2026-20451 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-20451 be exploited remotely?

No. CVE-2026-20451 requires local access to exploit.

What is the CVSS score of CVE-2026-20451?

CVE-2026-20451 has a CVSS score of 6.7 (MEDIUM).

HOME VULNERABILITIESCVE-2026-20451

MEDIUM

CVE-2026-20451

CWE-843Published: May 4, 2026· Updated: May 7, 2026

6.7

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:1.7th

Official Description

In slbc, there is a possible out of bounds write due to type confusion. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10828685; Issue ID: MSV-6504.

NVD Source

Technical Analysis

CVE-2026-20451 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.7.