Patchfirst
CVE-2026-28323 Critical · 9.8 EPSS 1.0%

SolarWinds Web Help Desk SAML Authentication Bypass Vulnerability

SolarWinds · Web Help Desk

Summary

SolarWinds Web Help Desk contains a SAML authentication bypass flaw in its SAML 2.0 authentication handling, which is only present when that authentication method is enabled. An attacker with network access, requiring no privileges and no user interaction, can bypass authentication through the SAML flow to gain unauthorised access to the application.

Official description · CVE.org

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.

Breakdown
31.2 / 100
Exploited
Not confirmed
Reports
5
Tactics
0/15

Disclosed on 30 Jul 2026. No public exploit code or confirmed exploitation is recorded.

  1. First dated threat reportarcticwolf.com12 mo before
  2. Disclosedday 0

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Named in 5 threat reports
5 reportsarcticwolf.com5Jul 2025 – Jun 2026 · 2 undated

Reports are matched by finding the exact id CVE-2026-28323 in their text; nobody has reviewed the match. One passage is shown per report, at most 320 characters, linked to the original.

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Also mentioned in 4 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

3 links, grouped by NVD tag
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