High 8.8Published Oct 20, 2026

CVE-2026-28328SolarWinds Observability Self-Hosted broken authorization schema

Updated under an hour ago (Oct 27, 2026, 3:20 AM ET)

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It affects SolarWinds Observability Self-Hosted. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.50%, higher than 42% of scored CVEs.

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Every CVE for SolarWinds Observability Self-Hosted

Exploited in the last 30 days

SolarWinds Observability Self-Hosted was found to be affected by a broken authorization schema that can allow low-privileged users to access and modify information beyond their assigned permissions.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-863
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.50% (percentile 42)
Assigned by: SolarWinds
NVD analysis: Awaiting Analysis
Record last updated: Oct 23, 2026
First seen by InfoSec Signals: Oct 20, 2026

Affected products

Affected products

SolarWinds SolarWinds Observability Self-Hosted solarwinds:observability_self_hosted (from the name)	2026.2.3 and all previous versions	CNA record

References

References

https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-4_release_notes.htm	release-notes
https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28328	vendor-advisory
https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm	x-secure-configuration-guide

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.