Directory Transversal Vulnerability in Serv-U 15.3
Description
A researcher reported a Directory Transversal Vulnerability in Serv-U 15.3. This may allow access to files relating to the Serv-U installation and server files. This issue has been resolved in Serv-U 15.3 Hotfix 1.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Directory traversal vulnerability in SolarWinds Serv-U 15.3 allows unauthorized file access; fixed in Hotfix 1.
Vulnerability
A directory traversal vulnerability exists in SolarWinds Serv-U version 15.3. The issue allows an attacker to access files relating to the Serv-U installation and server files, potentially exposing sensitive information. This vulnerability was reported by an external researcher and affects only Serv-U 15.3 [1].
Exploitation
An attacker can exploit this vulnerability by sending specially crafted requests that traverse directories, leading to unauthorized file access. No authentication or user interaction is required for exploitation, and no public exploits have been reported in the wild [1].
Impact
Successful exploitation allows an attacker to read arbitrary files related to the Serv-U installation and server files, leading to information disclosure. The exact scope of accessible files is limited to the Serv-U installation directory and server files [1].
Mitigation
The vulnerability is fixed in Serv-U 15.3 Hotfix 1 (HF1). Users should upgrade to this version immediately. No workarounds are available [1].
AI Insight generated on May 26, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
2- Range: 15.3 only
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- support.solarwinds.com/SuccessCenter/s/article/Serv-U-15-3-HotFix-1mitrex_refsource_MISC
- www.solarwinds.com/trust-center/security-advisories/cve-2021-35250mitrex_refsource_MISC
News mentions
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