{"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": "2026-01-19T18:08:41.100Z"}, "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"}}}}

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{"cveTags": [], "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."}], "id": "CVE-2026-23878", "lastModified": "2026-01-19T19:16:04.963", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-01-19T19:16:04.963", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508"}, {"source": "security-advisories@github.com", "url": "https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0"}, {"source": "security-advisories@github.com", "url": "https://github.com/kohler/hotcrp/security/advisories/GHSA-vh3x-xwj4-jvqx"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-201"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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