CVE-2024-28988 CRITICAL

CVE-2024-28988: SolarWinds Web Help Desk Java Deserialization Remote Code Execution Vulnerability

Vendor Solarwinds
Product Web Help Desk
Weakness CWE-502 · Unsafe deserialization
Published September 1, 2025
Last update February 26, 2026

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

Description

SolarWinds Web Help Desk was found to be susceptible to a Java Deserialization Remote Code Execution vulnerability that, if exploited, would allow an attacker to run commands on the host machine. This vulnerability was found by the ZDI team after researching a previous vulnerability and providing this report. The ZDI team was able to discover an unauthenticated attack during their research.  We recommend all Web Help Desk customers apply the patch, which is now available.  We thank Trend Micro Zero Day Initiative (ZDI) for its ongoing partnership in coordinating with SolarWinds on responsible disclosure of this and other potential vulnerabilities.

Key dates

Disclosure timeline

September 1, 2025 CVE published
February 26, 2026 Record updated