CVE-2026-28298

HIGH EPSS 26.2%

Published Mar 26, 20263mo ago · Modified Jun 17, 20261w ago

8.1 CVSS 3.1

High

Published Mar 26, 2026 3mo ago

Last Modified Jun 17, 2026 1w ago

Description

SolarWinds Observability Self-Hosted was found to be affected by a stored cross-site scripting vulnerability, which when exploited, can lead to unintended script execution.

CVSS Details

Base Score

8.1

Exploitability

1.7

Impact

5.8

Vector string

CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Attack Vector Adjacent

Attack Complexity Low

Privileges Required Low

User Interaction Required

Scope Changed

Confidentiality High

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

26.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

Vendor	Product	Version	Range
solarwinds	observability_self-hosted	*	<2026.1.1

References 2

documentation.solarwinds.com https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-1-1_release_notes.htm

Release Notes
solarwinds.com https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28298

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.