{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-23622", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-01-14T16:08:37.482Z", "datePublished": "2026-01-15T19:28:58.369Z", "dateUpdated": "2026-01-15T21:34:43.098Z" }, "containers": { "cna": { "title": "CSRF Protection Bypass: Sensitive endpoints accept GET requests, enabling admin account takeover", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-352", "lang": "en", "description": "CWE-352: Cross-Site Request Forgery (CSRF)", "type": "CWE" } ] } ], "metrics": [ { "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "version": "4.0" } } ], "references": [ { "name": "https://github.com/alextselegidis/easyappointments/security/advisories/GHSA-54v4-4685-vwrj", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/alextselegidis/easyappointments/security/advisories/GHSA-54v4-4685-vwrj" } ], "affected": [ { "vendor": "alextselegidis", "product": "easyappointments", "versions": [ { "version": "<= 1.5.2", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-01-15T19:28:58.369Z" }, "descriptions": [ { "lang": "en", "value": "Easy!Appointments is a self hosted appointment scheduler. In 1.5.2 and earlier, application/core/EA_Security.php::csrf_verify() only enforces CSRF for POST requests and returns early for non-POST methods. Several application endpoints perform state-changing operations while accepting parameters from GET (or $_REQUEST), so an attacker can perform CSRF by forcing a victim's browser to issue a crafted GET request. Impact: creation of admin accounts, modification of admin email/password, and full admin account takeover." } ], "source": { "advisory": "GHSA-54v4-4685-vwrj", "discovery": "UNKNOWN" } }, "adp": [ { "references": [ { "url": "https://github.com/alextselegidis/easyappointments/security/advisories/GHSA-54v4-4685-vwrj", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-01-15T21:34:33.677067Z", "id": "CVE-2026-23622", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-15T21:34:43.098Z" } } ] } }