CVE-2026-12888

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Source

https://cve.org/CVERecord?id=CVE-2026-12888

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-12888.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-12888

Aliases

GHSA-vcfc-7466-8q65

Published

2026-06-22T13:05:53Z

Modified

2026-10-27T02:31:03Z

Severity

2.0 (Low) CVSS_V4 - 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 CVSS Calculator

Summary

HTML injection in the Canarytoken Google Chat notification

Details

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.

Database specific

{
    "cna_assigner":  "ThinkstAppliedResearch",
    "cwe_ids":  [
        "CWE-74"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/12xxx/CVE-2026-12888.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "sha-4aef1db90"
                        },
                        {
                            "fixed":  "sha-8ab4dccd"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandardRange"
                }
            ]
        }
    ]
}

References

Affected packages

Git / github.com/thinkst/canarytokens

Affected ranges

Type

GIT

Repo

https://github.com/thinkst/canarytokens

Events

Introduced

4aef1db90

Fixed

8ab4dccd

Database specific

Show details

{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "4aef1db90"
                },
                {
                    "fixed":  "8ab4dccd"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        }
    ]
}

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-12888.json"