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.
Conclusion & alert: CVE-2025-65518 is rated Low Risk (34.6/100): CVSS High severity, with low exploitation likelihood (EPSS 0.04%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-06 | 0.06% | 0.04% | -0.02% |
| 2 | 2026-05-10 | 0.02% | 0.06% | +0.04% |
| 3 | 2026-01-09 | — | 0.02% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2025-65518 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| webpros | plesk_obsidian | >= 8.0.1, < 18.0.73 | cpe:2.3:a:webpros:plesk_obsidian:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://plesk.com | Product |
| 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 |