TI-2025-27045 Aliases CVE-2025-40552 GHSA-jpf4-6gr7-rh8q

SolarWinds Web Help Desk Authentication Bypass Vulnerability

HIGH 82CWE-1390Published 2026-01-28 · Updated 2026-02-27

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that if exploited, would allow a malicious actor to execute actions and methods that should be protected by authentication.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.51997 98th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
SolarWinds	Web Help Desk	12.8.8 HF1 and below and later	—	No fix listed	CNA

Web Help Desk VendorSolarWinds Affected 12.8.8 HF1 and below and later Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:solarwinds:web_help_desk::::::::	before 2026.1	Vulnerable	SolarWinds

cpe:2.3:a:solarwinds:web_help_desk:*:*:*:*:*:*:*:* Versions before 2026.1 Vulnerable ·SolarWinds

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-40552
2026-10-03 Alias added: GHSA-jpf4-6gr7-rh8q

References

Patch 1

https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40552

Other 1

https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm

TI-2025-27044 SolarWinds Web Help Desk Deserialization of Untrusted Data Remote Code Execution Vulnerability KEVCVSS 3.1CRITICAL 9.8
TI-2025-27034 SolarWinds Web Help Desk Security Control Bypass Vulnerability KEVCVSS 3.1CRITICAL 9.8
TI-2025-19358 SolarWinds Web Help Desk Deserialization of Untrusted Data Privilege Escalation Vulnerability KEVCVSS 3.1CRITICAL 9.8
TI-2024-19175 SolarWinds Web Help Desk Java Deserialization Remote Code Execution Vulnerability KEVCVSS 3.1CRITICAL 9.8
TI-2024-19176 SolarWinds Web Help Desk Hardcoded Credential Vulnerability KEVCVSS 3.1CRITICAL 9.1
TI-2025-27046 SolarWinds Web Help Desk Deserialization of Untrusted Data Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8

See all 21 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences