Threat intelligence

Notification for Telegram <= 3.5 - Unauthenticated Stored Cross-Site Scripting

CVE-2026-40732 · notification-for-telegram

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Notification For Telegram at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Notification for Telegram <= 3.5 - Unauthenticated Stored Cross-Site Scripting
Affected software: notification-for-telegram(Plugin)
Affected versions: ≤ 3.5
Authentication: Unauthenticated
Vulnerability type: Cross-site scripting
CVE: CVE-2026-40732
Published: 20 April 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory 5219ef67-7a99-49da-810b-bbfe7b649145). Methodology and redistribution notes

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