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CVE-2026-11859

Low

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.

SeverityLow
CVSS2.0
Exploit probability—
ProductCanarytokens
PublishedJun 10, 2026
First seenJun 10, 2026
Weakness typeCWE-74Injection

How to fix

Update
  • Thinkst Applied Research Canarytokenssha-08c3f93d, 08c3f93d or later

Affected products

ProductAffected versionsFixed in
Thinkst Applied Research Canarytokenssha-c0f3cf142 ≤ v < sha-08c3f93d, c0f3cf142 ≤ v < 08c3f93dsha-08c3f93d, 08c3f93d

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