CVE-2020-25138

PoC —

CVSS 3.1

6.1 medium

EPSS

<1%p51

Published

Sep 25, 2020 (Sep 25, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in Observium Professional, Enterprise & Community 20.8.10631. It is vulnerable to Cross-Site Scripting (XSS) due to the fact that it is possible to inject and store malicious JavaScript code within it. This can occur via /alert_check/action=delete_alert_checker/alert_test_id= because of pages/alert_check.inc.php.

Vendors: observium
Products: observium
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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