CVE-2026-8870

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-8870", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-05-18T20:21:41.501Z", "datePublished": "2026-05-27T05:31:21.907Z", "dateUpdated": "2026-05-27T10:38:24.081Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-05-27T05:31:21.907Z"}, "affected": [{"vendor": "adnanmoqsood", "product": "Team Master \u2013 A Modern WordPress Team Showcase", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "1.1.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Team Master \u2013 A Modern WordPress Team Showcase plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.1.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "title": "Team Master <= 1.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/2990a3ba-3dad-4204-bccc-ed5c23d9d581?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/team-master/trunk/public/partials/team-master-public-shortcode.php#L106"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Muhammad Yudha - DJ"}], "timeline": [{"time": "2026-05-26T17:25:35.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-27T10:22:30.743096Z", "id": "CVE-2026-8870", "options": [{"Exploitation": "none"}, {"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": "2026-05-27T10:38:24.081Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-8870", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-27T10:22:30.743096Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-27T10:38:19.519Z"}}], "cna": {"title": "Team Master <= 1.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes", "credits": [{"lang": "en", "type": "finder", "value": "Muhammad Yudha - DJ"}], "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 6.4, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"}}], "affected": [{"vendor": "adnanmoqsood", "product": "Team Master \u2013 A Modern WordPress Team Showcase", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "1.1.2"}], "defaultStatus": "unaffected"}], "timeline": [{"lang": "en", "time": "2026-05-26T17:25:35.000Z", "value": "Disclosed"}], "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/2990a3ba-3dad-4204-bccc-ed5c23d9d581?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/team-master/trunk/public/partials/team-master-public-shortcode.php#L106"}], "descriptions": [{"lang": "en", "value": "The Team Master \u2013 A Modern WordPress Team Showcase plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.1.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-05-27T05:31:21.907Z"}}}, "cveMetadata": {"cveId": "CVE-2026-8870", "state": "PUBLISHED", "dateUpdated": "2026-05-27T10:38:24.081Z", "dateReserved": "2026-05-18T20:21:41.501Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2026-05-27T05:31:21.907Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Team Master \u2013 A Modern WordPress Team Showcase", "vendor": "adnanmoqsood", "versions": [{"lessThanOrEqual": "1.1.2", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Team Master \u2013 A Modern WordPress Team Showcase plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.1.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "id": "CVE-2026-8870", "lastModified": "2026-06-17T11:04:32.900", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-8870", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-27T10:22:30.743096Z", "version": "2.0.3"}}]}, "published": "2026-05-27T07:16:16.500", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/team-master/trunk/public/partials/team-master-public-shortcode.php#L106"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/2990a3ba-3dad-4204-bccc-ed5c23d9d581?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.1.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Team Master \u2013 A Modern WordPress Team Showcase", "source": "cna", "vendor": "adnanmoqsood"}, "product": "team_master_\u2013_a_modern_wordpress_team_showcase", "vendor": "adnanmoqsood"}, {"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"}], "created": "2026-05-27T08:00:13.542663+00:00", "updated": "2026-05-27T10:07:36.572895+00:00", "vendors": ["adnanmoqsood", "adnanmoqsood$PRODUCT$team_master_\u2013_a_modern_wordpress_team_showcase", "wordpress", "wordpress$PRODUCT$wordpress"]}