CVE-2026-12888 — HTML injection in the Canarytoken Google Chat notification
An HTML injection vulnerability exists in the Google Chat webhook notification sent by Thinkst Applied Research Canarytokens, enabling Interface Manipulation in Google Chat. An…
Published: 2026-06-22 · CVSS: 2.0 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7