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Vulnerability record · CVE-2025-65518 · published 8 January 2026

CVE-2025-65518: Webpros plesk obsidian uncontrolled resource consumption vulnerability

Webpros · Plesk Obsidian

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.

7.5 CVSS 3.1 High EPSS 0.62% · top 52.3% CWE-400 · Uncontrolled resource consumptionCWE-606 · CWE-606
7.5CVSS 3.1 base score
0.62%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References
15 Jul 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://docs.plesk.com/release-notes/obsidian/change-log/ Release Notes
https://github.com/Jainil-89/CVE-2025-65518/blob/main/cve.md Third Party Advisory
https://access.redhat.com/security/cve/CVE-2025-65518
https://bugzilla.redhat.com/show_bug.cgi?id=2428098
https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-65518.json

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Source: NIST National Vulnerability Database (record CVE-2025-65518), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.