CVE-2026-28313

critical · 9.1

SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to SMTP hijacking leading to arbitrary account takeover. The impact is lower in Windows deployments.

9.1

CVSS

0.5%

EPSS (exploit prob.)

42nd

EPSS percentile

2026-07-21

Published

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

Weaknesses

CWE-639

Affected products

Vendor	Product	Affected versions
solarwinds	serv-u	< 2026.3

Check a specific version with /api/v1/cve/match.

References

https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm
https://https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28313

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-28313