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CVE-2026-23878

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:78cfcca1c39da167c48736df54b639915cb0fcfe7a09e74ceef72e0d5422e750
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"hotcrp","vendor":"kohler","versions":[{"status":"affected","version":">= aa20ef288828b04550950cf67c831af8a525f508, < ceacd5f1476458792c44c6a993670f02c984b4a0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:43932f9827936c5519029ff579e06f4e6cb214f85a35fcdc965565a01a3a0010 · sha256:ab4283852b680f2e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"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"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:43932f9827936c5519029ff579e06f4e6cb214f85a35fcdc965565a01a3a0010 · sha256:ab4283852b680f2e… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-201","description":"CWE-201: Insertion of Sensitive Information Into Sent Data","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:43932f9827936c5519029ff579e06f4e6cb214f85a35fcdc965565a01a3a0010 · sha256:ab4283852b680f2e… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508","tags":["x_refsource_MISC"],"url":"https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:43932f9827936c5519029ff579e06f4e6cb214f85a35fcdc965565a01a3a0010 · sha256:ab4283852b680f2e… · /containers/cna/references/1
{"name":"https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0","tags":["x_refsource_MISC"],"url":"https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:43932f9827936c5519029ff579e06f4e6cb214f85a35fcdc965565a01a3a0010 · sha256:ab4283852b680f2e… · /containers/cna/references/2
{"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"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:43932f9827936c5519029ff579e06f4e6cb214f85a35fcdc965565a01a3a0010 · sha256:ab4283852b680f2e… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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