CVE-2026-11859

LOW

Thinkst Applied Research Canarytokens - HTML Injection in the Canarytoken Links Email

Title source: rule

Description

An HTML injection vulnerability in the "fetch links" email sent by Thinkst Applied Research Canarytokens, enabling Interface Manipulation, Cross-Site Scripting (XSS) in emails clients that render HTML emails. This issue affects Canarytokens: from Docker tag sha-c0f3cf142 before sha-08c3f93d, from Git commit c0f3cf142 before 08c3f93d.

References (1)

Core 1

Core References

https://github.com/thinkst/canarytokens/security/advisories/GHSA-55jf-cqr9-r7p4

Scores

CVSS v4 2.0

EPSS 0.0026

EPSS Percentile 16.9%

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:X/V:X/RE:L/U:Green

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-74

Status published

Products (2)

Thinkst Applied Research/Canarytokens c0f3cf142 - 08c3f93d

Thinkst Applied Research/Canarytokens sha-c0f3cf142 - sha-08c3f93d

Published Jun 10, 2026

Tracked Since Jun 10, 2026