01 Record
CVE-2026-28323
SolarWinds Web Help Desk SAML Authentication Bypass Vulnerability
CriticalPUBLISHEDCNA: SolarWinds
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
SolarWinds Web Help Desk SAML Authentication Bypass Vulnerability
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 1.02% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 63.0% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-10-23.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-30 15:55Z3 MO AGO
- Last updated
- 2026-07-31 03:56Z3 MO AGO
- Reserved
- 2026-02-26
- Assigning CNA
- SolarWinds
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-287Improper AuthenticationClass
- Data version
- 5.2
- Document digest
- d557fe6132e760a0c505894a2f9a3b3b2440581716285abb5113ac8144dd4b4d
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.solarwinds.comhttps://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28323
- documentation.solarwinds.comhttps://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-2-1_release_notes.htm
- documentation.solarwinds.comhttps://documentation.solarwinds.com/en/success_center/whd/content/helpdesksecureconfiguration.htm
07 Remediation
SolarWinds recommends customers upgrade to Web Help Desk version 2026.2.1 as soon as is practical.