Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

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

Quick assessment

Affected
Thinkst Applied Research Canarytokens
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Thinkst Applied Research Canarytokens是Thinkst Applied Research团队开源的一个网络活动跟踪系统。 Thinkst Applied Research canarytokens存在输入验证错误漏洞，该漏洞源于HTML注入问题，可能导致攻击者在Google Chat中插入有限的HTML内容，包括链接，从而实现界面操纵。

AI Predicted 6.1 Difficulty: Easy EPSS 0.44% · P37

Affected Version Matrix 2

VendorProduct Version RangeStatus
Thinkst Applied Research Canarytokens sha-4aef1db90< sha-8ab4dccd affected
4aef1db90< 8ab4dccd affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-12888

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
HTML injection in the Canarytoken Google Chat notification
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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/AU:N/RE:L/U:Green
Source: CVE Program / CVE List V5
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Thinkst Applied Research canarytokens 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Thinkst Applied Research Canarytokens是Thinkst Applied Research团队开源的一个网络活动跟踪系统。 Thinkst Applied Research canarytokens存在输入验证错误漏洞，该漏洞源于HTML注入问题，可能导致攻击者在Google Chat中插入有限的HTML内容，包括链接，从而实现界面操纵。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Thinkst Applied Research Canarytokens sha-4aef1db90 ~ sha-8ab4dccd -

II. Public POCs for CVE-2026-12888

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-12888

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-12888 (1)

IV. Related Vulnerabilities

Same product: Canarytokens
Same vendor: Thinkst Applied Research
Same weakness: CWE-74

V. Comments for CVE-2026-12888

No comments yet

Leave a comment