CVE-2026-28313

Published: Jul 21, 2026Modified: Jul 21, 2026

9.1

Vector

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

Exploitability: 2.3 / Impact: 6.0

Source: psirt@solarwinds.com

Description

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.

Related CWEs

CWE-639

Authorization Bypass Through User-Controlled Key

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

References (2)

https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm

Source: psirt@solarwinds.com

https://https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28313

Source: psirt@solarwinds.com

Timeline

No history available yet.