CVE-2026-6816

{"id": "CVE-2026-6816", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6816", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-29T18:33:12.747287Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.8, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 1.2}], "cvssMetricV40": [{"type": "Secondary", "source": "mlhess@drupal.org", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.1, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "mlhess@drupal.org", "affectedData": [{"repo": "https://git.drupalcode.org/project/tfa_basic", "vendor": "Drupal", "product": "TFA Basic Plugins", "versions": [{"status": "affected", "version": "7.x-1.0", "versionType": "custom", "lessThanOrEqual": "7.x-1.2"}], "collectionURL": "https://www.drupal.org/project/tfa_basic", "defaultStatus": "unknown"}]}], "published": "2026-05-28T23:16:44.637", "references": [{"url": "https://d7es.tag1.com/security-advisories/tfa-basic-plugins-less-critical-access-bypass-sa-contrib-2025-085", "tags": ["Third Party Advisory"], "source": "mlhess@drupal.org"}, {"url": "https://www.herodevs.com/vulnerability-directory/cve-2026-6816", "tags": ["Exploit", "Third Party Advisory"], "source": "mlhess@drupal.org"}, {"url": "https://www.herodevs.com/vulnerability-directory/cve-2026-6816?nes-for-drupal-7", "tags": ["Exploit", "Third Party Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "mlhess@drupal.org", "description": [{"lang": "en", "value": "CWE-267"}]}], "descriptions": [{"lang": "en", "value": "An access bypass vulnerability in Drupal TFA Basic Plugins allows users with the administer users permission to view or generate recovery codes for other users.\n\n\nThis issue affects TFA Basic Plugins: from 7.x-1.0 through 7.x-1.2."}, {"lang": "es", "value": "Una vulnerabilidad de omisi\u00f3n de acceso en los plugins b\u00e1sicos de TFA de Drupal permite a los usuarios con el permiso 'administrar usuarios' ver o generar c\u00f3digos de recuperaci\u00f3n para otros usuarios.\n\nEste problema afecta a los plugins b\u00e1sicos de TFA: desde 7.x-1.0 hasta 7.x-1.2."}], "lastModified": "2026-07-21T10:10:00.103", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tfa_basic_plugins_project:tfa_basic_plugins:*:*:*:*:*:drupal:*:*", "vulnerable": true, "matchCriteriaId": "ACFFA1F8-5F80-4E2C-8366-3EEEB26F279C", "versionEndExcluding": "7.x-1.3", "versionStartIncluding": "7.x-1.0"}], "operator": "OR"}]}], "sourceIdentifier": "mlhess@drupal.org"}