CVE-2026-28323

SolarWinds Web Help Desk SAML Authentication Bypass Vulnerability

CRITICAL

9.8

CVSS Score

Published: July 30, 2026 at 03:55 PM UTC

Updated: October 23, 2026 at 10:10 PM UTC

1 product affected across 1 vendorWeb Help Desk

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Severity

CRITICAL9.8

Exploit prediction

EPSS 1%

SSVC

No known exploit

Description

SolarWinds Web Help Desk is found to be affected by a SAML authentication bypass vulnerability. This requires the SAML 2.0 authentication method to be enabled.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Web Help Desk · Solarwinds

95%

v < 2026.2.12026.1 and all previous versions

Affected range stops below 2026.2.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Vendor Advisory

Source: cverecord

https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28323

Release NotesVendor Advisory

Source: cverecord

https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-2-1_release_notes.htm

x_secure-configuration-guideProduct

Source: cverecord

https://documentation.solarwinds.com/en/success_center/whd/content/helpdesksecureconfiguration.htm

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.8CRITICALSolarWinds

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

CWE-287

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