CVE-2026-28324
CVE-2026-28324 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. The underlying weakness is classified as CWE-345.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-345
- Published:
- Last modified:
Description
SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability due to the insufficient integrity checks. Installations configured in a non-default and non-secure configuration are affected.
Frequently asked questions
- What is CVE-2026-28324?
- SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability due to the insufficient integrity checks. Installations configured in a non-default and non-secure configuration are affected.
- How severe is CVE-2026-28324?
- CVE-2026-28324 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-28324 being actively exploited?
- It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.
- How do I fix CVE-2026-28324?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2026-28324 published?
- CVE-2026-28324 was published on 2026-09-22.
References
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm
- https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28324
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