Vulnerability Report

CVE-2026-28298

Title: SolarWinds Observability Self-Hosted Stored XSS

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2026-28298.

CWE Category CWE-79

Published Date Mar 26, 2026

Modified Date Mar 31, 2026

Exploit Status Not Found

Score 5.9 CVSS v3.1

Exploit Probability (EPSS)

0.02%

Vulnerability Summary

CVE-2026-28298: 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.

Impacted Vendors

solarwinds 1

Reference Links

https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-1-1_release_notes.htm https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28298

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

5.9

Attack Vector

ADJACENT_NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.1

Attack Vector

ADJACENT_NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-28298 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

March 31, 2026 MODIFIED

Vulnerability data updated via NVD.

March 31, 2026 MODIFIED

Vulnerability data updated via NVD.

March 30, 2026 MODIFIED

Vulnerability data updated via NVD.

March 26, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector ADJACENT_NETWORK

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.