{"id":"CVE-2026-23488","state":"PUBLISHED","title":"Blinko: multiple interfaces in the comment feature allow unauthorized access","description":"Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the /api/v1/comment/create endpoint has an unauthorized access vulnerability, allowing attackers to post comments on any note (including private notes) without authorization, even if the note has not been publicly shared. The /api/v1/comment/list endpoint has the same issue, allowing unauthorized viewing of comments on all notes. This issue has been patched in version 1.8.4.","publishedAt":"2026-03-23T20:48:55.325Z","updatedAt":"2026-03-24T13:48:42.544Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["blinkospace blinko"],"affected":[{"vendor":"blinkospace","product":"blinko","versions":[{"version":"< 1.8.4","status":"affected"}]}],"references":["https://github.com/blinkospace/blinko/security/advisories/GHSA-84hm-vw62-472m","https://github.com/blinkospace/blinko/pull/1089","https://github.com/blinkospace/blinko/commit/4623dd02bdeed768ffa6fea4cc2f8644cbb08c5e","https://github.com/blinkospace/blinko/releases/tag/1.8.4"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23488.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23488","state":"PUBLISHED","datePublished":"2026-03-23T20:48:55.325Z","dateUpdated":"2026-03-24T13:48:42.544Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-01-13T15:47:41.628Z"},"containers":{"cna":{"title":"Blinko: multiple interfaces in the comment feature allow unauthorized access","descriptions":[{"lang":"en","value":"Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the /api/v1/comment/create endpoint has an unauthorized access vulnerability, allowing attackers to post comments on any note (including private notes) without authorization, even if the note has not been publicly shared. The /api/v1/comment/list endpoint has the same issue, allowing unauthorized viewing of comments on all notes. This issue has been patched in version 1.8.4."}],"affected":[{"vendor":"blinkospace","product":"blinko","versions":[{"version":"< 1.8.4","status":"affected"}]}],"references":[{"url":"https://github.com/blinkospace/blinko/security/advisories/GHSA-84hm-vw62-472m","name":"https://github.com/blinkospace/blinko/security/advisories/GHSA-84hm-vw62-472m","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/blinkospace/blinko/pull/1089","name":"https://github.com/blinkospace/blinko/pull/1089","tags":["x_refsource_MISC"]},{"url":"https://github.com/blinkospace/blinko/commit/4623dd02bdeed768ffa6fea4cc2f8644cbb08c5e","name":"https://github.com/blinkospace/blinko/commit/4623dd02bdeed768ffa6fea4cc2f8644cbb08c5e","tags":["x_refsource_MISC"]},{"url":"https://github.com/blinkospace/blinko/releases/tag/1.8.4","name":"https://github.com/blinkospace/blinko/releases/tag/1.8.4","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-03-23T20:48:55.325Z"},"source":{"advisory":"GHSA-84hm-vw62-472m","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-24T13:47:27.294337Z","id":"CVE-2026-23488","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-24T13:48:42.544Z"}}]}}}