{"id":"CVE-2026-59316","state":"PUBLISHED","title":"Spring Authorization Server Default Consent Page is vulnerable to Cross-Site Scripting (XSS)","description":"Spring Authorization Server's default consent page renders user-controlled values without HTML entity encoding. When using the DefaultConsentPage, an attacker can craft an OAuth2 authorization request containing a malicious value that is stored server-side and later rendered unencoded in the default consent page presented to the end user.\nSpring Authorization Server 1.5.0 - 1.5.8\nSpring Authorization Server 1.4.0 - 1.4.11","publishedAt":"2026-08-27T18:04:44.963Z","updatedAt":"2026-08-28T22:47:16.884Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N","source":"vmware"},"assigner":"vmware","products":["Spring Spring Authorization Server"],"affected":[{"vendor":"Spring","product":"Spring Authorization Server","defaultStatus":"unaffected","versions":[{"version":"1.5.0","status":"affected","lessThanOrEqual":"1.5.8","versionType":"custom"},{"version":"1.4.0","status":"affected","lessThanOrEqual":"1.4.11","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-59316"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/59xxx/CVE-2026-59316.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59316","state":"PUBLISHED","datePublished":"2026-08-27T18:04:44.963Z","dateUpdated":"2026-08-28T22:47:16.884Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-07-04T18:13:57.026Z"},"containers":{"cna":{"title":"Spring Authorization Server Default Consent Page is vulnerable to Cross-Site Scripting (XSS)","descriptions":[{"lang":"en","value":"Spring Authorization Server's default consent page renders user-controlled values without HTML entity encoding. When using the DefaultConsentPage, an attacker can craft an OAuth2 authorization request containing a malicious value that is stored server-side and later rendered unencoded in the default consent page presented to the end user.\nSpring Authorization Server 1.5.0 - 1.5.8\nSpring Authorization Server 1.4.0 - 1.4.11"}],"affected":[{"vendor":"Spring","product":"Spring Authorization Server","defaultStatus":"unaffected","versions":[{"version":"1.5.0","status":"affected","lessThanOrEqual":"1.5.8","versionType":"custom"},{"version":"1.4.0","status":"affected","lessThanOrEqual":"1.4.11","versionType":"custom"}]}],"references":[{"url":"https://spring.io/security/cve-2026-59316"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-08-27T18:04:44.963Z"},"impacts":[{"descriptions":[{"lang":"en","value":"Spring Authorization Server's default consent page renders user-controlled values without HTML entity encoding. When using the DefaultConsentPage, an attacker can craft an OAuth2 authorization request containing a malicious value that is stored server-side and later rendered unencoded in the default consent page presented to the end user."}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-28T22:43:12.525554Z","id":"CVE-2026-59316","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-28T22:47:16.884Z"}}]}}}