CVE-2026-28315

MEDIUM 6.2

SolarWinds Serv-U Authenticated Stored Cross-site Scripting (XSS) Vulnerability

CVSS Score

6.2

EPSS Score

0.0%

EPSS Percentile

0th

SolarWinds Serv-U was found to be affected by a stored cross-site scripting vulnerability that could lead to session hijacking or information disclosure from an administrator account.

CWE	CWE-79
Vendor	solarwinds
Product	serv-u
Published	Jul 21, 2026
Last Updated	Jul 21, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

SolarWinds / Serv-U

15.5.4 HF1 and below

References

NVD ↗ CVE.org ↗ EPSS Data ↗

solarwinds.com: https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28315 documentation.solarwinds.com: https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm