CVE-2026-87899

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-87899", "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "state": "PUBLISHED", "assignerShortName": "hackerone", "dateReserved": "2026-09-09T15:00:00.573Z", "datePublished": "2026-09-23T19:52:47.216Z", "dateUpdated": "2026-09-24T03:55:45.144Z"}, "containers": {"cna": {"descriptions": [{"lang": "en", "value": "Execution with unnecessary privileges in cPanel allows remote authenticated users to execute arbitrary code with root privileges."}], "affected": [{"vendor": "WebPros", "product": "cPanel", "versions": [{"version": "11.120.0.0", "status": "affected", "lessThan": "11.134.0.57", "versionType": "semver"}, {"version": "11.136.0.0", "status": "affected", "lessThan": "11.136.0.41", "versionType": "semver"}, {"version": "11.138.0.0", "status": "affected", "lessThan": "11.138.0.8", "versionType": "semver"}, {"version": "11.134.0.57", "status": "unaffected", "lessThan": "11.134.0.57", "versionType": "semver"}, {"version": "11.136.0.41", "status": "unaffected", "lessThan": "11.136.0.41", "versionType": "semver"}, {"version": "11.138.0.8", "status": "unaffected", "lessThan": "11.138.0.8", "versionType": "semver"}]}], "references": [{"url": "https://support.cpanel.net/hc/en-us/articles/43591715125271"}], "metrics": [{"cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H", "baseScore": 9.4, "baseSeverity": "CRITICAL"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "cweId": "CWE-250", "description": "CWE-250 Execution with Unnecessary Privileges"}]}], "credits": [{"lang": "en", "value": "Ali Mustafa (rz1027)", "type": "finder"}], "providerMetadata": {"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone", "dateUpdated": "2026-09-23T19:52:47.216Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-23T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-87899"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-24T03:55:45.144Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-87899", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-09-23T20:04:24.267251Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-23T20:04:28.597Z"}}], "cna": {"credits": [{"lang": "en", "type": "finder", "value": "Ali Mustafa (rz1027)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 9.4, "baseSeverity": "CRITICAL", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H"}}], "affected": [{"vendor": "WebPros", "product": "cPanel", "versions": [{"status": "affected", "version": "11.120.0.0", "lessThan": "11.134.0.57", "versionType": "semver"}, {"status": "affected", "version": "11.136.0.0", "lessThan": "11.136.0.41", "versionType": "semver"}, {"status": "affected", "version": "11.138.0.0", "lessThan": "11.138.0.8", "versionType": "semver"}, {"status": "unaffected", "version": "11.134.0.57", "lessThan": "11.134.0.57", "versionType": "semver"}, {"status": "unaffected", "version": "11.136.0.41", "lessThan": "11.136.0.41", "versionType": "semver"}, {"status": "unaffected", "version": "11.138.0.8", "lessThan": "11.138.0.8", "versionType": "semver"}]}], "references": [{"url": "https://support.cpanel.net/hc/en-us/articles/43591715125271"}], "descriptions": [{"lang": "en", "value": "Execution with unnecessary privileges in cPanel allows remote authenticated users to execute arbitrary code with root privileges."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-250", "description": "CWE-250 Execution with Unnecessary Privileges"}]}], "providerMetadata": {"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone", "dateUpdated": "2026-09-23T19:52:47.216Z"}}}, "cveMetadata": {"cveId": "CVE-2026-87899", "state": "PUBLISHED", "dateUpdated": "2026-09-24T03:55:45.144Z", "dateReserved": "2026-09-09T15:00:00.573Z", "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "datePublished": "2026-09-23T19:52:47.216Z", "assignerShortName": "hackerone"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "cPanel", "vendor": "WebPros", "versions": [{"lessThan": "11.134.0.57", "status": "affected", "version": "11.120.0.0", "versionType": "semver"}, {"lessThan": "11.136.0.41", "status": "affected", "version": "11.136.0.0", "versionType": "semver"}, {"lessThan": "11.138.0.8", "status": "affected", "version": "11.138.0.0", "versionType": "semver"}, {"lessThan": "11.134.0.57", "status": "unaffected", "version": "11.134.0.57", "versionType": "semver"}, {"lessThan": "11.136.0.41", "status": "unaffected", "version": "11.136.0.41", "versionType": "semver"}, {"lessThan": "11.138.0.8", "status": "unaffected", "version": "11.138.0.8", "versionType": "semver"}]}], "source": "support@hackerone.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Execution with unnecessary privileges in cPanel allows remote authenticated users to execute arbitrary code with root privileges."}], "id": "CVE-2026-87899", "lastModified": "2026-09-24T21:16:28.120", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.4, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "support@hackerone.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-87899", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-09-23T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-09-23T20:17:20.480", "references": [{"source": "support@hackerone.com", "url": "https://support.cpanel.net/hc/en-us/articles/43591715125271"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-250"}], "source": "support@hackerone.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[11.120.0.0,11.134.0.57)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[11.136.0.0,11.136.0.41)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[11.138.0.0,11.138.0.8)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[11.134.0.57,11.134.0.57)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[11.136.0.41,11.136.0.41)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[11.138.0.8,11.138.0.8)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "cPanel", "source": "cna", "vendor": "WebPros"}, "product": "cpanel", "vendor": "webpros"}], "created": "2026-09-23T21:45:02.503286+00:00", "updated": "2026-09-23T22:00:14.681380+00:00", "vendors": ["webpros", "webpros$PRODUCT$cpanel"]}