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CVE-2026-23836criticalCWE-20

HotCRP vulnerable to remote code execution through formulas

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 10epss 0.4%
exploitation probability
0.4%top 62% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
kohler · hotcrp