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CVE-2026-28323

SolarWinds Web Help Desk authentication bypass

9.8 CRITICALEPSS 1.03%
  1. Published30 Jul 2026

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
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< 2026.2.1

Remediation

Fixed in
SolarWinds Web Help Desk≥ 2026.2.1

References

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Frequently asked

Is CVE-2026-28323 being actively exploited?

CVE-2026-28323 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.03%.

How severe is CVE-2026-28323?

CVE-2026-28323 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.03% probability of exploitation.

Which products are affected by CVE-2026-28323?

Affected products include SolarWinds Web Help Desk.

How do I fix CVE-2026-28323?

Upgrade affected software to a fixed version, for example SolarWinds Web Help Desk 2026.2.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-28323 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.