CVE Catalog

CVE-2026-15298

HighCVSS 7.2
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.31%

23th percentile - higher than 23% of all known CVEs

Summary

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-controlled chat titles.

Risk Assessment

An unauthenticated attacker can inject malicious scripts via Telegram chat titles that execute when an administrator opens the TelSender settings page and clicks the 'Tested' button, potentially leading to session hijacking or data theft.

Recommendation

Update the TelSender plugin to the latest available version that includes a fix for the XSS vulnerability immediately.

Related vulnerabilities

Original NVD description (English source)

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-controlled chat titles. This makes it possible for unauthenticated attackers to inject malicious scripts via Telegram chat titles that execute when an administrator opens the TelSender settings page and clicks the "Tested" button.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS