CVE-2025-26399

CRITICAL9.8

CISA KEVHigh EPSS

Description

SolarWinds Web Help Desk was found to be susceptible to an unauthenticated AjaxProxy deserialization remote code execution vulnerability that, if exploited, would allow an attacker to run commands on the host machine. This vulnerability is a patch bypass of CVE-2024-28988, which in turn is a patch bypass of CVE-2024-28986.

CVSS breakdown

CVSS 3.1

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected products

SolarWinds / Web Help Desk12.8.7 and below – 12.8.7 and below

References

VENDOR_ADVISORYhttps://www.solarwinds.com/trust-center/security-advisories/CVE-2025-26399
MISChttps://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_12-8-7-hotfix-1_release_notes.htm