RCE in Z-9527 Admin

CVE-2026-5252

A security flaw has been discovered in z-9527 admin 1.0/2.0. Affected is an unknown function of the file /server/routes/message.js of the component Message Create Endpoint. Performing a manipulation results in cross site scripting. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (19.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-5252?
CVE-2026-5252 is a low-severity vulnerability in Z-9527 Admin, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-04-01.
How severe is CVE-2026-5252?
Low severity. CVSS v3 base score is 3.5 out of 10.