CVE-2026-23836HIGH 8.8EPSS p30.9%

CVE-2026-23836CVE-2026-23836

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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.39% probability of exploitation · percentile 30.9% · 2026-06-18T12:00:27Z
Published2026-01-19
Last modified2026-02-18

Underlying weaknesses· 1

CWE-20

References

  1. https://github.com/kohler/hotcrp/commit/4674fcfbb76511072a1145dad620756fc1d4b4e9
  2. https://github.com/kohler/hotcrp/commit/bfc7e0db15df6ed6d544a639020d2ce05a5f0834
  3. https://github.com/kohler/hotcrp/security/advisories/GHSA-hpqh-j6qx-x57h

1

TypeTargetConfidenceTier
WeaknessImproper Input Validationcwe-200%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.