{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23878","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-01-16T21:02:02.900Z","datePublished":"2026-01-19T18:08:41.100Z","dateUpdated":"2026-01-20T21:40:57.565Z"},"containers":{"cna":{"title":"HotCRP vulnerable to exposure of submitted documents","problemTypes":[{"descriptions":[{"cweId":"CWE-201","lang":"en","description":"CWE-201: Insertion of Sensitive Information Into Sent Data","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/kohler/hotcrp/security/advisories/GHSA-vh3x-xwj4-jvqx","tags":["x_refsource_CONFIRM"],"url":"https://github.com/kohler/hotcrp/security/advisories/GHSA-vh3x-xwj4-jvqx"},{"name":"https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508","tags":["x_refsource_MISC"],"url":"https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508"},{"name":"https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0","tags":["x_refsource_MISC"],"url":"https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0"}],"affected":[{"vendor":"kohler","product":"hotcrp","versions":[{"version":">= aa20ef288828b04550950cf67c831af8a525f508, < ceacd5f1476458792c44c6a993670f02c984b4a0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-01-19T18:08:41.100Z"},"descriptions":[{"lang":"en","value":"HotCRP is conference review software. Starting in commit aa20ef288828b04550950cf67c831af8a525f508 and prior to commit ceacd5f1476458792c44c6a993670f02c984b4a0, authors with at least one submission on a HotCRP site could use the document API to download any documents (PDFs, attachments) associated with any submission. The problem was patched in commit ceacd5f1476458792c44c6a993670f02c984b4a0."}],"source":{"advisory":"GHSA-vh3x-xwj4-jvqx","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-20T21:40:50.777606Z","id":"CVE-2026-23878","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2026-01-20T21:40:57.565Z"}}]}}