HotCRP is conference review software. A problem introduced in April 2024 in version 3.1 led to inadequately sanitized code generation for HotCRP formulas which allowed users to trigger the execution of arbitrary PHP code. The problem is patched in release version 3.2.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Wed, 21 Jan 2026 07:15:00 +0900

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 20 Jan 2026 17:45:00 +0900

Type Values Removed Values Added
First Time appeared Hotcrp
Hotcrp hotcrp
Vendors & Products Hotcrp
Hotcrp hotcrp

Tue, 20 Jan 2026 03:15:00 +0900

Type Values Removed Values Added
Description HotCRP is conference review software. A problem introduced in April 2024 in version 3.1 led to inadequately sanitized code generation for HotCRP formulas which allowed users to trigger the execution of arbitrary PHP code. The problem is patched in release version 3.2.
Title HotCRP vulnerable to remote code execution through formulas
Weaknesses CWE-20
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-01-20T21:40:24.493Z

Reserved: 2026-01-16T15:46:40.841Z

Link: CVE-2026-23836

cve-icon Vulnrichment

Updated: 2026-01-20T21:40:22.096Z

cve-icon NVD

Status : Received

Published: 2026-01-19T18:16:06.147

Modified: 2026-01-19T18:16:06.147

Link: CVE-2026-23836

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-20T17:40:31Z

Weaknesses