{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55590","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-16T23:18:03.170Z","datePublished":"2026-07-09T18:55:30.241Z","dateUpdated":"2026-07-09T19:18:12.885Z"},"containers":{"cna":{"title":"CakePHP: Open redirect weakness via backslash bypass","problemTypes":[{"descriptions":[{"cweId":"CWE-601","lang":"en","description":"CWE-601: URL Redirection to Untrusted Site ('Open Redirect')","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","baseScore":5.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/cakephp/authentication/security/advisories/GHSA-hhpq-7wg4-36jm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/cakephp/authentication/security/advisories/GHSA-hhpq-7wg4-36jm"},{"name":"https://github.com/cakephp/authentication/pull/795","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/pull/795"},{"name":"https://github.com/cakephp/authentication/pull/796","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/pull/796"},{"name":"https://github.com/cakephp/authentication/pull/799","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/pull/799"},{"name":"https://github.com/cakephp/authentication/commit/1c1e29c7e8129cfbcae74558316ecd3ea50a8273","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/commit/1c1e29c7e8129cfbcae74558316ecd3ea50a8273"},{"name":"https://github.com/cakephp/authentication/commit/df28ea4e712f1e5bd0e42be4a3c5c750ca50764d","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/commit/df28ea4e712f1e5bd0e42be4a3c5c750ca50764d"},{"name":"https://github.com/cakephp/authentication/commit/ee24bd48b9c3ef693dc9965de8f0cc8020a7052c","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/commit/ee24bd48b9c3ef693dc9965de8f0cc8020a7052c"},{"name":"https://github.com/cakephp/authentication/releases/tag/2.11.1","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/releases/tag/2.11.1"},{"name":"https://github.com/cakephp/authentication/releases/tag/3.3.6","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/releases/tag/3.3.6"},{"name":"https://github.com/cakephp/authentication/releases/tag/4.1.1","tags":["x_refsource_MISC"],"url":"https://github.com/cakephp/authentication/releases/tag/4.1.1"}],"affected":[{"vendor":"cakephp","product":"authentication","versions":[{"version":"< 2.11.1","status":"affected"},{"version":">= 3.0.0, < 3.3.6","status":"affected"},{"version":">= 4.0.0, < 4.1.1","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-09T18:55:30.241Z"},"descriptions":[{"lang":"en","value":"CakePHP Authentication is an authentication plugin for CakePHP that can also be used in PSR-7 based applications. Prior to 2.11.1, 3.3.6, and 4.1.1, the getLoginRedirect() method contains a weakness to backslash bypasses that allows redirect targets with attacker-controlled hostnames through the redirect query string parameter. This issue is fixed in versions 2.11.1, 3.3.6, and 4.1.1."}],"source":{"advisory":"GHSA-hhpq-7wg4-36jm","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-09T19:18:05.336526Z","id":"CVE-2026-55590","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":"2026-07-09T19:18:12.885Z"}}]}}