CVE-2023-40053: medium-severity vulnerability in SolarWinds Serv-U
HTML injection Vulnerability in Serv-U 15.4
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5epss 0.8%
A vulnerability has been identified within Serv-U 15.4 that allows an authenticated actor to insert content on the file share function feature of Serv-U, which could be used maliciously.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Affected products
SolarWinds · Serv-URelated CVEs — SolarWinds Serv-U
In the same product, most dangerous first.
CVE-2026-28318HIGHSolarWinds Serv-U Unauthenticated Denial of Service VulnerabilityEPSS 48.0%KEVCVE-2021-35247MEDIUMImproper Input Validation Vulnerability in Serv-UEPSS 3.6%KEVCVE-2021-35250HIGHDirectory Transversal Vulnerability in Serv-U 15.3EPSS 12.8%CVE-2024-45711HIGHSolarWinds Serv-U FTP Service Directory Traversal Remote Code Execution VulnerabilityEPSS 6.3%CVE-2021-35223HIGHExecute Command Function Allows Remote Code Execution (RCE)VulnerabilityEPSS 2.9%CVE-2026-28316CRITICALSolarWinds Serv-U Insecure Direct Object Reference (IDOR) VulnerabilityEPSS 2.1%