What is CVE-2025-5236?

CVE-2025-5236 is a medium-severity vulnerability in Ninjateam Chat For Telegram, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-05-30.

How severe is CVE-2025-5236?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Ninjateam Chat For Telegram

CVE-2025-5236

The NinjaTeam Chat for Telegram plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘username’ parameter in all versions up to, and including, 1.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Ninjateam Chat_for_telegram
Ninjateam Wp Telegram Chat Widget — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@wordfence.com (Third Party Advisory)
security@wordfence.com (Product)
security@wordfence.com (Release Notes)
security@wordfence.com (Patch)

Frequently asked questions

What is CVE-2025-5236?: CVE-2025-5236 is a medium-severity vulnerability in Ninjateam Chat For Telegram, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-05-30.
How severe is CVE-2025-5236?: Medium severity. CVSS v3 base score is 6.4 out of 10.