Plesk Obsidian up to 18.0.73 Web Interface get_password.php denial of service

Summaryinfo

A vulnerability categorized as problematic has been discovered in Plesk Obsidian up to 18.0.73. This affects an unknown function of the file get_password.php of the component Web Interface. The manipulation results in denial of service. This vulnerability is cataloged as CVE-2025-65518. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Plesk Obsidian up to 18.0.73. Affected is an unknown functionality of the file get_password.php of the component Web Interface. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Plesk Obsidian versions 8.0.1 through 18.0.73 are vulnerable to a Denial of Service (DoS) condition. The vulnerability exists in the get_password.php endpoint, where a crafted request containing a malicious payload can cause the affected web interface to continuously reload, rendering the service unavailable to legitimate users. An attacker can exploit this issue remotely without authentication, resulting in a persistent availability impact on the affected Plesk Obsidian instance.

This vulnerability is traded as CVE-2025-65518 since 11/18/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

By approaching the search of inurl:get_password.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Hosting Control Software

Vendor

• Plesk

Name

• Obsidian

Version

• 18.0.0
• 18.0.1
• 18.0.2
• 18.0.3
• 18.0.4
• 18.0.5
• 18.0.6
• 18.0.7
• 18.0.8
• 18.0.9
• 18.0.10
• 18.0.11
• 18.0.12
• 18.0.13
• 18.0.14
• 18.0.15
• 18.0.16
• 18.0.17
• 18.0.18
• 18.0.19
• 18.0.20
• 18.0.21
• 18.0.22
• 18.0.23
• 18.0.24
• 18.0.25
• 18.0.26
• 18.0.27
• 18.0.28
• 18.0.29
• 18.0.30
• 18.0.31
• 18.0.32
• 18.0.33
• 18.0.34
• 18.0.35
• 18.0.36
• 18.0.37
• 18.0.38
• 18.0.39
• 18.0.40
• 18.0.41
• 18.0.42
• 18.0.43
• 18.0.44
• 18.0.45
• 18.0.46
• 18.0.47
• 18.0.48
• 18.0.49
• 18.0.50
• 18.0.51
• 18.0.52
• 18.0.53
• 18.0.54
• 18.0.55
• 18.0.56
• 18.0.57
• 18.0.58
• 18.0.59
• 18.0.60
• 18.0.61
• 18.0.62
• 18.0.63
• 18.0.64
• 18.0.65
• 18.0.66
• 18.0.67
• 18.0.68
• 18.0.69
• 18.0.70
• 18.0.71
• 18.0.72
• 18.0.73

CPE 2.3info

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CPE 2.2info

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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