{"id":"CVE-2026-45307","state":"PUBLISHED","title":"Speakr: Open redirect in is_safe_url via parser mismatch on next parameter","description":"Speakr is a personal, self-hosted web application designed for transcribing audio recordings. Prior to 0.8.20-alpha, the is_safe_url() helper used to validate post-login redirect targets applied urljoin(request.host_url, target) before parsing, while the controller passed the raw target to redirect(). A scheme-relative input such as ////evil.com resolved to a same-host URL during validation but was emitted verbatim in the Location header, where the browser interpreted it as a network-path-relative redirect to an attacker-controlled host. This vulnerability is fixed in 0.8.20-alpha.","publishedAt":"2026-05-28T17:47:22.181Z","updatedAt":"2026-05-28T19:31:28.226Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["murtaza-nasir speakr"],"affected":[{"vendor":"murtaza-nasir","product":"speakr","versions":[{"version":"< 0.8.20-alpha","status":"affected"}]}],"references":["https://github.com/murtaza-nasir/speakr/security/advisories/GHSA-5cpp-mqgh-4c38"],"weaknesses":["CWE-601"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45307.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45307","state":"PUBLISHED","datePublished":"2026-05-28T17:47:22.181Z","dateUpdated":"2026-05-28T19:31:28.226Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-11T20:14:43.203Z"},"containers":{"cna":{"title":"Speakr: Open redirect in is_safe_url via parser mismatch on next parameter","descriptions":[{"lang":"en","value":"Speakr is a personal, self-hosted web application designed for transcribing audio recordings. Prior to 0.8.20-alpha, the is_safe_url() helper used to validate post-login redirect targets applied urljoin(request.host_url, target) before parsing, while the controller passed the raw target to redirect(). A scheme-relative input such as ////evil.com resolved to a same-host URL during validation but was emitted verbatim in the Location header, where the browser interpreted it as a network-path-relative redirect to an attacker-controlled host. This vulnerability is fixed in 0.8.20-alpha."}],"affected":[{"vendor":"murtaza-nasir","product":"speakr","versions":[{"version":"< 0.8.20-alpha","status":"affected"}]}],"references":[{"url":"https://github.com/murtaza-nasir/speakr/security/advisories/GHSA-5cpp-mqgh-4c38","name":"https://github.com/murtaza-nasir/speakr/security/advisories/GHSA-5cpp-mqgh-4c38","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-601","lang":"en","description":"CWE-601: URL Redirection to Untrusted Site ('Open Redirect')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-28T17:47:22.181Z"},"source":{"advisory":"GHSA-5cpp-mqgh-4c38","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/murtaza-nasir/speakr/security/advisories/GHSA-5cpp-mqgh-4c38","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-28T19:30:58.519666Z","id":"CVE-2026-45307","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-28T19:31:28.226Z"}}]}}}