CVE-2026-28312
CriticalCVSS 9.1Exploitation Probability (EPSS)
Low risk33th percentile - higher than 33% of all known CVEs
Summary
Privilege escalation vulnerability in SolarWinds Serv-U. An attacker can elevate group privileges to system administrator and execute code as root. Impact is lower on Windows.
Risk Assessment
Risk of full system compromise by an unprivileged user, leading to arbitrary code execution as root.
Recommendation
Apply SolarWinds patch. Restrict access and monitor user accounts.
Other vulnerabilities in SolarWinds Serv-U
See all- CVE-2026-28321Critical
SolarWinds Serv-U suffers from a broken access control vulnerability that allows arbitrary file read/write, privilege escalation, and code execution as root. Domain administrator access is required; impact is lower on Windows.
- CVE-2026-28317Critical
SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to privilege escalation. Requires domain administrator access. Impact is lower in Windows deployments.
- CVE-2026-28316Critical
SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to privilege escalation to a system administrator with the ability to execute commands as the root user. This issue requires a domain account with administrator access. The impact is lower in Windows deployments.
- CVE-2026-28314Critical
Vulnerability in SolarWinds Serv-U involving insecure direct object reference (IDOR) allows account takeover. Authentication is required, impact is lower on Windows deployments.
- CVE-2026-28313Critical
SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to SMTP hijacking leading to arbitrary account takeover. Impact is lower in Windows deployments.
- CVE-2026-28310Critical
SolarWinds Serv-U is affected by a privilege escalation vulnerability that allows a domain administrator to escalate their user type to that of a system administrator. Impact is lower in Windows deployments.
- CVE-2026-28309Critical
SolarWinds Serv-U is affected by a broken access control vulnerability that allows a domain administrator to create system administrator accounts. Impact is lower in Windows deployments.
- CVE-2026-28308Critical
SolarWinds Serv-U is affected by an IDOR vulnerability that can lead to remote code execution. Domain administrator access is required. Impact is lower on Windows deployments.
- CVE-2026-28307Critical
SolarWinds Serv-U is affected by a privilege escalation vulnerability that allows a domain user group to be elevated into an administrator group. Impact is lower in Windows deployments.
- CVE-2026-28306Critical
SolarWinds Serv-U is affected by a privilege escalation vulnerability that allows a domain administrator to elevate their privileges to a system administrator. Impact is lower in Windows deployments.
Original NVD description (English source)
SolarWinds Serv-U is affected by a privilege escalation vulnerability. This would elevate a group’s access to system administrator and allow code execution as root. The impact is lower in Windows deployments.