CVE-2026-12888 — HTML injection in the Canarytoken Google Chat notification

CVE-2026-12888

HTML injection in the Canarytoken Google Chat notification PUBLISHED

Description (CNA)

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 (CNA)

Vendor / product	Versions
Thinkst Applied Research / Canarytokens	affected sha-4aef1db90 before sha-8ab4dccd; affected 4aef1db90 before 8ab4dccd

CWE

CWE-74

References

https://github.com/thinkst/canarytokens/security/advisories/GHSA-vcfc-7466-8q65

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.