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Critical · 10.0 CVE-2026-23836 EUVD-2026-3305

HotCRP vulnerable to remote code execution through formulas

Published Jan 19, 2026 · Updated Jan 20, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
kohler hotcrp = 3.1 —

References