What is CVE-2020-15574?

CVE-2020-15574 is a high-severity vulnerability in Solarwinds Serv-U. CVSS score: 7.5/10. Published 2020-07-07.

How severe is CVE-2020-15574?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Solarwinds Serv-U

CVE-2020-15574

SolarWinds Serv-U File Server before 15.2.1 mishandles the Same-Site cookie attribute, aka Case Number 00331893.

Published 2020-07-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.7th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Solarwinds Serv-U

References

documentation.solarwinds.com/en/success_center/servu/Content/Release_Notes/Serv… (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-15574?: CVE-2020-15574 is a high-severity vulnerability in Solarwinds Serv-U. CVSS score: 7.5/10. Published 2020-07-07.
How severe is CVE-2020-15574?: High severity. CVSS v3 base score is 7.5 out of 10.