CVE-2026-23836 is a critical vulnerability affecting HotCRP conference review software, specifically version 3.1. It stems from inadequate sanitization in code generation for HotCRP formulas, enabling authenticated users to execute arbitrary PHP code. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk, allowing for complete compromise of confidentiality, integrity, and availability with low attack complexity and no user interaction required. While no public exploits or active exploitation have been observed, the vulnerability has garnered some community discussion, and a patch is available in HotCRP version 3.2.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.0, < 3.2CPE matchmatch criteria | cpe:2.3:a:hotcrp:hotcrp:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.