Check Point Flags Node.js Brotli Remote Code Execution Flaw in Weekly Threat Bulletin

Check Point Research has published its weekly Threat Intelligence Report for the week of 2nd November. The opening of the report points readers to a downloadable Threat Intelligence Bulletin for the full set of the week's cyber research discoveries.

The only specific threat named in the portion of the report available to us is a remote code execution issue affecting Node.js, linked to Brotli, a data compression component. It is tracked as CVE-2026-111497. Remote code execution flaws are serious because they can allow an attacker to run commands on a system they do not own. Check Point states that its IPS (intrusion prevention system) provides protection against this threat.

This summary is based only on the opening of the report. It does not include technical details, affected versions, patch information or evidence of active exploitation, so businesses should consult the full bulletin and official Node.js guidance for specifics. Small businesses that run Node.js applications, or rely on suppliers and web developers who do, should find out whether they are exposed and ask those providers how they are responding to this vulnerability.