How severe is CVE-2026-15298?

High severity. CVSS v3 base score is 7.2 out of 10.

XSS in Pechenki Telsender – Сontact Form 7, Events, Wpforms, Ninja Forms And Woocommerce To Telegram Bot

CVE-2026-15298

The TelSender plugin for WordPress is vulnerable to DOM-Based Cross-Site Scripting in all versions up to, and including, 1.14.14. This is due to insufficient input sanitization when processing Telegram API responses containing attacker-con…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Pechenki Telsender – Сontact Form 7, Events, Wpforms, Ninja Forms And Woocommerce To Telegram Bot — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-15298?: CVE-2026-15298 is a high-severity vulnerability in Pechenki Telsender – Сontact Form 7, Events, Wpforms, Ninja Forms And Woocommerce To Telegram Bot, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-07-10.
How severe is CVE-2026-15298?: High severity. CVSS v3 base score is 7.2 out of 10.