CVE-2026-56063

{"id": "CVE-2026-56063", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-56063", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-26T16:55:24.015868Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "audit@patchstack.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 3.7, "exploitabilityScore": 3.9}]}, "affected": [{"source": "audit@patchstack.com", "affectedData": [{"vendor": "bPlugins", "product": "MailChimp Block", "versions": [{"status": "affected", "changes": [{"at": "1.1.16", "status": "unaffected"}], "version": "n/a", "versionType": "custom", "lessThanOrEqual": "1.1.15"}], "packageName": "block-for-mailchimp", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected"}]}], "published": "2026-06-26T15:16:45.737", "references": [{"url": "https://patchstack.com/database/wordpress/plugin/block-for-mailchimp/vulnerability/wordpress-mailchimp-block-plugin-1-1-15-broken-access-control-vulnerability?_s_id=cve", "source": "audit@patchstack.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "audit@patchstack.com", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "Unauthenticated Broken Access Control in MailChimp Block <= 1.1.15 versions."}], "lastModified": "2026-06-26T18:17:02.930", "sourceIdentifier": "audit@patchstack.com"}