{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-55651", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-16T23:52:12.059Z", "datePublished": "2026-07-14T15:31:51.028Z", "dateUpdated": "2026-07-14T16:00:49.009Z"}, "containers": {"cna": {"title": "Easy!Appointments Vulnerable to Appointments Takeover via Excessive Data Exposure", "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "lang": "en", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/alextselegidis/easyappointments/security/advisories/GHSA-4vmm-5qvc-w5p7", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/alextselegidis/easyappointments/security/advisories/GHSA-4vmm-5qvc-w5p7"}], "affected": [{"vendor": "alextselegidis", "product": "easyappointments", "versions": [{"version": "= 1.5.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-14T15:31:51.028Z"}, "descriptions": [{"lang": "en", "value": "Easy!Appointments is a self hosted appointment scheduler. In version 1.5.2, an Excessive Data Exposure vulnerability in the customers search endpoint allows an authenticated user to obtain appointment hashes belonging to other users.\nUsing these hashes, an attacker can modify or delete appointments of other providers, resulting in an Appointments Takeover. Version 1.6.0 fixes the issue."}], "source": {"advisory": "GHSA-4vmm-5qvc-w5p7", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/alextselegidis/easyappointments/security/advisories/GHSA-4vmm-5qvc-w5p7", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-14T15:59:40.381297Z", "id": "CVE-2026-55651", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-14T16:00:49.009Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.5.2"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "easyappointments", "source": "cna", "vendor": "alextselegidis"}, "product": "easyappointments", "vendor": "alextselegidis"}], "created": "2026-07-14T16:45:04.161666+00:00", "updated": "2026-07-14T16:45:04.161692+00:00", "vendors": ["alextselegidis", "alextselegidis$PRODUCT$easyappointments"]}