What is CVE-2026-28315?

CVE-2026-28315 is a medium-severity vulnerability in Solarwinds Serv-u, classified under Cross-site Scripting. CVSS score: 6.2/10. Published 2026-07-21.

How severe is CVE-2026-28315?

Medium severity. CVSS v3 base score is 6.2 out of 10.

XSS in Solarwinds Serv-u

CVE-2026-28315

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.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:N.

Affected products

Solarwinds Serv-u — versions 15.5.4 HF1 and below

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@solarwinds.com (vendor-advisory)
psirt@solarwinds.com (release-notes)

Frequently asked questions

What is CVE-2026-28315?: CVE-2026-28315 is a medium-severity vulnerability in Solarwinds Serv-u, classified under Cross-site Scripting. CVSS score: 6.2/10. Published 2026-07-21.
How severe is CVE-2026-28315?: Medium severity. CVSS v3 base score is 6.2 out of 10.