Skip to content
OpenAdvisories
Low · 2.0 CVE-2026-12888 EUVD-2026-38240

HTML injection in the Canarytoken Google Chat notification

Published Jun 22, 2026 · Updated Jun 22, 2026 · Assigned by ThinkstAppliedResearch

Description

An HTML injection vulnerability exists in the Google Chat webhook notification  sent by Thinkst Applied Research Canarytokens, enabling Interface Manipulation in Google Chat. An attacker can insert limited HTML content including links.

This issue affects Canarytokens: from Docker tag sha-4aef1db90 before sha-8ab4dccd, from Git commit 4aef1db90 before 8ab4dccd.

Affected products

VendorProductAffectedFixed
Thinkst Applied Research Canarytokens sha-4aef1db90 – < sha-8ab4dccd sha-8ab4dccd

References