CVE-2026-23878

{"id": "CVE-2026-23878", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2026-01-19T19:16:04.963", "references": [{"url": "https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/kohler/hotcrp/security/advisories/GHSA-vh3x-xwj4-jvqx", "tags": ["Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-201"}]}], "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."}], "lastModified": "2026-02-05T18:39:14.693", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:hotcrp:hotcrp:3.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C49A46B9-6C68-43E5-9B50-3C271E236CDE"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}