{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27398", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-02-19T09:52:08.214Z", "datePublished": "2026-05-25T21:56:44.615Z", "dateUpdated": "2026-05-25T21:56:44.615Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-05-25T21:56:44.615Z"}, "title": "WordPress RSVP and Event Management plugin <= 2.7.16 - Broken Access Control vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-180", "descriptions": [{"lang": "en", "value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"}]}], "affected": [{"vendor": "WP Chill", "product": "RSVP and Event Management", "collectionURL": "https://wordpress.org/plugins", "packageName": "rsvp", "versions": [{"status": "affected", "version": "n/a", "lessThanOrEqual": "2.7.16", "changes": [{"at": "2.7.17", "status": "unaffected"}], "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in WP Chill RSVP and Event Management allows Exploiting Incorrectly Configured Access Control Security Levels.\n\nThis issue affects RSVP and Event Management: from n/a through 2.7.16.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Missing Authorization vulnerability in WP Chill RSVP and Event Management allows Exploiting Incorrectly Configured Access Control Security Levels.<p>This issue affects RSVP and Event Management: from n/a through 2.7.16.</p>"}]}], "tags": ["x_open-source"], "references": [{"url": "https://patchstack.com/database/wordpress/plugin/rsvp/vulnerability/wordpress-rsvp-and-event-management-plugin-2-7-16-broken-access-control-vulnerability?_s_id=cve", "tags": ["vdb-entry"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}}], "solutions": [{"lang": "en", "value": "Update the WordPress RSVP and Event Management Plugin to the latest available version (at least 2.7.17).", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Update the WordPress RSVP and Event Management Plugin to the latest available version (at least 2.7.17)."}]}], "credits": [{"lang": "en", "value": "daroo | Patchstack Bug Bounty Program", "user": "00000000-0000-4000-9000-000000000000", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.7.16]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "matching", "scores": [{"score": 99.0, "source": "matching"}]}, "original": {"product": "RSVP and Event Management", "source": "cna", "vendor": "WP Chill"}, "product": "rsvp_and_event_management", "vendor": "wpchill"}], "created": "2026-05-25T23:30:25.834622+00:00", "updated": "2026-05-25T23:30:26.074960+00:00", "vendors": ["wordpress", "wordpress$PRODUCT$wordpress", "wpchill", "wpchill$PRODUCT$rsvp_and_event_management"]}