CVE-2026-28325: CWE-502 Deserialization of Untrusted Data in SolarWinds Observability Self-Hosted
SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability stemming from deserialization of untrusted data when the application is configured to use a specific communication mode.
AI Analysis
Technical Summary
CVE-2026-28325 is a deserialization vulnerability (CWE-502) in SolarWinds Observability Self-Hosted. It enables unauthenticated attackers to execute arbitrary code remotely by exploiting unsafe deserialization of untrusted data under certain communication configurations. The vulnerability has a CVSS 3.1 score of 8.8, indicating high impact on confidentiality, integrity, and availability. Affected versions are all releases prior to 2026.2.3.
Potential Impact
Successful exploitation results in unauthenticated remote code execution, potentially leading to full system compromise, data loss, or service disruption. The vulnerability impacts confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
No explicit patch or remediation information is provided. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid using the vulnerable communication mode or restrict access to the affected service to trusted networks.
CVE-2026-28325: CWE-502 Deserialization of Untrusted Data in SolarWinds Observability Self-Hosted
Description
SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability stemming from deserialization of untrusted data when the application is configured to use a specific communication mode.
CVSS v3.1
Score 8.8high
Affected software
SolarWinds
Observability Self-Hosted
pkg:github/solarwinds/observability-self-hostedRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-28325 is a deserialization vulnerability (CWE-502) in SolarWinds Observability Self-Hosted. It enables unauthenticated attackers to execute arbitrary code remotely by exploiting unsafe deserialization of untrusted data under certain communication configurations. The vulnerability has a CVSS 3.1 score of 8.8, indicating high impact on confidentiality, integrity, and availability. Affected versions are all releases prior to 2026.2.3.
Potential Impact
Successful exploitation results in unauthenticated remote code execution, potentially leading to full system compromise, data loss, or service disruption. The vulnerability impacts confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
No explicit patch or remediation information is provided. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid using the vulnerable communication mode or restrict access to the affected service to trusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SolarWinds
- Date Reserved
- 2026-02-26T14:46:41.521Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ab2d808f7a7c54106a8a014
Added to database: 09/22/2026, 19:33:28 UTC
Last enriched: 09/22/2026, 19:49:01 UTC
Last updated: 09/23/2026, 01:58:06 UTC
Views: 8
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