{"id":"CVE-2025-12414","state":"PUBLISHED","title":"Looker account compromise via punycode homograph attack","description":"An attacker could take over a Looker account in a Looker instance configured with OIDC authentication, due to email address string normalization.Looker-hosted and Self-hosted were found to be vulnerable.\n\nThis issue has already been mitigated for Looker-hosted.\n\n\nSelf-hosted instances must be upgraded as soon as possible. This vulnerability has been patched in all supported versions of Self-hosted.\nThe versions below have all been updated to protect from this vulnerability. You can download these versions at the Looker download page   https://download.looker.com/ :\n  *  24.12.100+\n  *  24.18.193+\n  *  25.0.69+\n  *  25.6.57+\n  *  25.8.39+\n  *  25.10.22+\n  *  25.12.0+","publishedAt":"2025-11-20T10:32:52.463Z","updatedAt":"2025-11-20T14:36:38.420Z","severity":{"score":9.2,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/U:Amber","source":"GoogleCloud"},"assigner":"GoogleCloud","products":["Google Cloud Looker"],"affected":[{"vendor":"Google Cloud","product":"Looker","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"24.12.100","versionType":"custom"},{"version":"0","status":"affected","lessThan":"24.18.193","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.0.69","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.6.57","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.8.39","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.10.22","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.12.0","versionType":"custom"}],"platforms":["Looker-hosted"]},{"vendor":"Google Cloud","product":"Looker","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"24.12.100","versionType":"custom"},{"version":"0","status":"affected","lessThan":"24.18.193","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.0.69","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.6.57","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.8.39","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.10.22","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.12.0","versionType":"custom"}],"platforms":["Self-hosted"]}],"references":["https://cloud.google.com/support/bulletins#GCP-2025-067"],"weaknesses":["CWE-290"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/12xxx/CVE-2025-12414.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-12414","state":"PUBLISHED","datePublished":"2025-11-20T10:32:52.463Z","dateUpdated":"2025-11-20T14:36:38.420Z","assignerShortName":"GoogleCloud","assignerOrgId":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","dateReserved":"2025-10-28T15:40:31.760Z"},"containers":{"cna":{"title":"Looker account compromise via punycode homograph attack","descriptions":[{"lang":"en","value":"An attacker could take over a Looker account in a Looker instance configured with OIDC authentication, due to email address string normalization.Looker-hosted and Self-hosted were found to be vulnerable.\n\nThis issue has already been mitigated for Looker-hosted.\n\n\nSelf-hosted instances must be upgraded as soon as possible. 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You can download these versions at the Looker download page   https://download.looker.com/ :\n  *  24.12.100+\n  *  24.18.193+\n  *  25.0.69+\n  *  25.6.57+\n  *  25.8.39+\n  *  25.10.22+\n  *  25.12.0+"}],"affected":[{"vendor":"Google Cloud","product":"Looker","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"24.12.100","versionType":"custom"},{"version":"0","status":"affected","lessThan":"24.18.193","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.0.69","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.6.57","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.8.39","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.10.22","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.12.0","versionType":"custom"}],"platforms":["Looker-hosted"]},{"vendor":"Google Cloud","product":"Looker","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"24.12.100","versionType":"custom"},{"version":"0","status":"affected","lessThan":"24.18.193","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.0.69","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.6.57","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.8.39","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.10.22","versionType":"custom"},{"version":"0","status":"affected","lessThan":"25.12.0","versionType":"custom"}],"platforms":["Self-hosted"]}],"references":[{"url":"https://cloud.google.com/support/bulletins#GCP-2025-067"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":9.2,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"AMBER","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/U:Amber","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-290","description":"CWE-290 Authentication Bypass by Spoofing","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"GoogleCloud","orgId":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","dateUpdated":"2025-11-20T10:32:52.463Z"},"credits":[{"lang":"en","type":"finder","value":"Sivanesh Ashok"},{"lang":"en","type":"finder","value":"Sreeram KL"}],"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115 Authentication Bypass"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.4.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-11-20T14:36:28.073782Z","id":"CVE-2025-12414","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-11-20T14:36:38.420Z"}}]}}}