{"id":"CVE-2026-23878","summary":"HotCRP vulnerable to exposure of submitted documents","details":"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.","aliases":["GHSA-vh3x-xwj4-jvqx"],"modified":"2026-08-12T03:51:10.275372500Z","published":"2026-01-19T18:08:41.100Z","database_specific":{"unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"aa20ef288828b04550950cf67c831af8a525f508"},{"fixed":"ceacd5f1476458792c44c6a993670f02c984b4a0"}]}],"cna_assigner":"GitHub_M","cwe_ids":["CWE-201"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23878.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23878.json"},{"type":"ADVISORY","url":"https://github.com/kohler/hotcrp/security/advisories/GHSA-vh3x-xwj4-jvqx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23878"},{"type":"FIX","url":"https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508"},{"type":"FIX","url":"https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kohler/hotcrp","events":[{"introduced":"85b8130454f00d1b510c4488e2a7d8bcdb55fe7b"},{"fixed":"aa20ef288828b04550950cf67c831af8a525f508"},{"fixed":"ceacd5f1476458792c44c6a993670f02c984b4a0"}],"database_specific":{"source":["CPE_STRING","REFERENCES"],"cpe":"cpe:2.3:a:hotcrp:hotcrp:3.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.1"},{"last_affected":"3.1"}]}}],"versions":["3.1","v3.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23878.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}