SE
File Transfer
Serv-U
by SolarWinds · last CVE Jul 21, 2026
On CISA KEVExploited in the wildRansomware-linked
55
CVEs
4
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 19High 20Medium 16Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-28318
In wildKEV
7.5
44%
Jun 4
SolarWinds Serv-U Unauthenticated Denial of Service Vulnerability
Affected: through 15.5.4
CVE-2024-28995
In wildKEV
7.5
100%
Jun 6
SolarWinds Serv-U L Directory Transversal Vulnerability
Affected: 15.4.2 HF 1 and previous versions
CVE-2024-45711
8.8
6%
Oct 16
SolarWinds Serv-U is vulnerable to a directory traversal vulnerability where remote code execution is possible depending on privileges given to the authenticated user
Affected: before 15.5
CVE-2021-35242
8.8
1%
Dec 6
Serv-U server responds with valid CSRFToken when the request contains only Session
Affected: before 15.2.5
CVE-2021-35223
8.8
3%
Aug 31
The Serv-U File Server allows for events such as user login failures to be audited by executing a command
Affected: before 15.2.4
CVE-2023-23841
7.5
0%
Jun 15
SolarWinds Serv-U is submitting an HTTP request when changing or updating the attributes for File Share or File request.  Part of the URL of the request discloses sensitive data
Affected: before 15.4
CVE-2021-35252
7.5
1%
Dec 16
Common encryption key appears to be used across all deployed instances of Serv-U FTP Server
Affected: before 15.3.2
CVE-2021-35250
7.5
13%
Apr 25
A researcher reported a Directory Transversal Vulnerability in Serv-U 15.3
Affected: 15.3
CVE-2021-3154
7.5
1%
May 4
An issue was discovered in SolarWinds Serv-U before 15.2.2
Affected: before 15.2.2
CVE-2020-15576
7.5
2%
Jul 7
SolarWinds Serv-U File Server before 15.2.1 allows information disclosure via an HTTP response
Affected: before 15.2.1
CVE-2020-15574
7.5
2%
Jul 7
SolarWinds Serv-U File Server before 15.2.1 mishandles the Same-Site cookie attribute, aka Case Number 00331893
Affected: before 15.2.1
CVE-2018-10240
7.3
1%
May 16
SolarWinds Serv-U MFT before 15.1.6 HFv1 assigns authenticated users a low-entropy session token that can be included in requests to the application as a URL parameter in lieu of…
Affected: through 15.1.6
CVE-2025-40541
7.2
1%
Feb 24
An Insecure Direct Object Reference (IDOR) vulnerability exists in Serv-U, which when exploited, gives a malicious actor the ability to execute native code as a privileged account
Affected: before 15.5.4
CVE-2025-40540
7.2
0%
Feb 24
A type confusion vulnerability exists in Serv-U which when exploited, gives a malicious actor the ability to execute arbitrary native code as privileged account
Affected: before 15.5.4
CVE-2025-40539
7.2
0%
Feb 24
A type confusion vulnerability exists in Serv-U which when exploited, gives a malicious actor the ability to execute arbitrary native code as privileged account
Affected: before 15.5.4
CVE-2025-40538
7.2
1%
Feb 24
A broken access control vulnerability exists in Serv-U which when exploited, gives a malicious actor the ability to create a system admin user and execute arbitrary code as a…
Affected: before 15.5.4
CVE-2024-28073
7.2
1%
Apr 17
SolarWinds Serv-U was found to be susceptible to a Directory Traversal Remote Code Vulnerability
Affected: before 15.4.2
CVE-2023-40060
7.2
1%
Sep 7
A vulnerability has been identified within Serv-U 15.4 and 15.4 Hotfix 1 that, if exploited, allows an actor to bypass multi-factor/two-factor authentication
Affected: 15.4.0; 15.4.0
CVE-2023-35179
7.2
1%
Aug 11
A vulnerability has been identified within Serv-U 15.4 that, if exploited, allows an actor to bypass multi-factor/two-factor authentication
Affected: 15.4.0
CVE-2021-25276
7.1
0%
Feb 3
In SolarWinds Serv-U before 15.2.2 Hotfix 1, there is a directory containing user profile files (that include users' password hashes) that is world readable and writable
Affected: before 15.2.2; 15.2.2
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