CVE-2026-23836
9.9 · CRITICALOverview
CVE-2026-23836 is a critical-severity vulnerability affecting hotcrp hotcrp. It was published on January 19, 2026 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from hotcrp. Update hotcrp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| hotcrp | hotcrp | >= 3.0, < 3.2 | Affected |
Frequently Asked Questions
What is CVE-2026-23836?
CVE-2026-23836 is a critical-severity vulnerability affecting hotcrp hotcrp. It was published on January 19, 2026 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
How severe is CVE-2026-23836?
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-23836?
Check the references section for vendor advisories and patches from hotcrp. Update hotcrp to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-23836?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-23836 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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