CVE-2026-28323 json
SolarWinds Web Help Desk SAML Authentication Bypass Vulnerability
published 2026-07-30 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-51182
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- solarwinds web_help_desk 2026.2.1
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 3 mo ago
Exploit prediction
1.03% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
- SolarWinds Web Help Desk
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
solarwinds.com
/trust-center/security-advisories/CVE-2026-28323
vendor-advisory
-
documentation.solarwinds.com
/en/success_center/whd/content/release_notes/whd_2026-2-1_release_notes.htm
release-notes, vendor-advisory
-
documentation.solarwinds.com
/en/success_center/whd/content/helpdesksecureconfiguration.htm
product
Sources
- CVE List CVE-2026-28323
- NVD CVE-2026-28323
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