{"id":"CVE-2026-11859","state":"PUBLISHED","title":"HTML injection in the Canarytoken links email","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.\n\n\nThis issue affects Canarytokens: from Docker tag sha-c0f3cf142 before sha-08c3f93d, from Git commit c0f3cf142 before 08c3f93d.","publishedAt":"2026-06-10T11:35:14.974Z","updatedAt":"2026-06-10T14:38:21.778Z","severity":{"score":2,"label":"Low","version":"4.0","vector":"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":"ThinkstAppliedResearch"},"assigner":"ThinkstAppliedResearch","products":["Thinkst Applied Research Canarytokens"],"affected":[{"vendor":"Thinkst Applied Research","product":"Canarytokens","defaultStatus":"unaffected","versions":[{"version":"sha-c0f3cf142","status":"affected","lessThan":"sha-08c3f93d","versionType":"custom"},{"version":"c0f3cf142","status":"affected","lessThan":"08c3f93d","versionType":"git"}]}],"references":["https://github.com/thinkst/canarytokens/security/advisories/GHSA-55jf-cqr9-r7p4"],"weaknesses":["CWE-74"],"ingestedAt":"2026-10-29T20:10:52.580Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/11xxx/CVE-2026-11859.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-11859","state":"PUBLISHED","datePublished":"2026-06-10T11:35:14.974Z","dateUpdated":"2026-06-10T14:38:21.778Z","assignerShortName":"ThinkstAppliedResearch","assignerOrgId":"0f2be0ad-3469-4e56-b38f-4eb96719b425","dateReserved":"2026-06-10T10:35:44.979Z"},"containers":{"cna":{"title":"HTML injection in the Canarytoken links email","descriptions":[{"lang":"en","value":"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.\n\n\nThis issue affects Canarytokens: from Docker tag sha-c0f3cf142 before sha-08c3f93d, from Git commit c0f3cf142 before 08c3f93d."}],"affected":[{"vendor":"Thinkst Applied Research","product":"Canarytokens","defaultStatus":"unaffected","versions":[{"version":"sha-c0f3cf142","status":"affected","lessThan":"sha-08c3f93d","versionType":"custom"},{"version":"c0f3cf142","status":"affected","lessThan":"08c3f93d","versionType":"git"}]}],"references":[{"url":"https://github.com/thinkst/canarytokens/security/advisories/GHSA-55jf-cqr9-r7p4"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"PROOF_OF_CONCEPT","Safety":"NOT_DEFINED","Automatable":"NO","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"LOW","providerUrgency":"GREEN","version":"4.0","baseSeverity":"LOW","baseScore":2,"vectorString":"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","lang":"en","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"ThinkstAppliedResearch","orgId":"0f2be0ad-3469-4e56-b38f-4eb96719b425","dateUpdated":"2026-06-10T11:35:14.974Z"},"datePublic":"2026-06-10T10:36:00.000Z","impacts":[{"capecId":"CAPEC-113","descriptions":[{"lang":"en","value":"CAPEC-113 Interface Manipulation"}]},{"capecId":"CAPEC-63","descriptions":[{"lang":"en","value":"CAPEC-63 Cross-Site Scripting (XSS)"}]}],"solutions":[{"lang":"en","value":"Pull the latest Docker image:\n\n\n$ docker pull thinkst/canarytokens:latest","supportingMedia":[{"type":"text/html","base64":false,"value":"Pull the latest Docker image:<div><br></div><div><code>$&nbsp;docker pull thinkst/canarytokens:latest</code></div>"}]}],"credits":[{"lang":"en","value":"Arkadiusz Marta","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-10T14:35:29.304220Z","id":"CVE-2026-11859","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-10T14:38:21.778Z"}}]}}}