Vulnerability details
CVE-2026-28308
SolarWinds Serv-U
SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability
CVSS 3.1
9.1Critical
Official description
SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution. Domain administrator access is required. The impact is lower in Windows deployments.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.1Critical | 3.1 | CVEProject cvelistV5 (CNA) (SolarWinds) | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| SolarWinds | Serv-U | 15.5.4 HF1 and below | CVEProject cvelistV5 (CNA) |
References and advisories
2
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Details
- Published
- 2026-07-21
- Last updated
- 2026-07-24
- State
- Published
- Assigner (CNA)
- SolarWinds
Exploit prediction (EPSS)
0.78%
Probability of exploitation in 30 days
56.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-639Authorization Bypass Through User-Controlled Key