https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Thu, 08 Oct 2026 00:38:01 +0000 https://cve.radiocsirt.org/vuln/cve-2026-56274 <p><strong>Affected:</strong> Flowise, Flowise Components</p> <p>Flowise before 3.1.2 contains multiple OS command injection vulnerabilities in the Custom MCP Server feature due to incomplete command-flag validation and a regex bypass in local file access restrictions. An attacker with a Flowise account of any role, or API access with view/update permissions for chatflows, can configure a malicious MCP server to bypass the validateCommandFlags blocklist (for example, &#39;docker build&#39; is not blocked, and &#39;npx --yes&#39; is not blocked while only &#39;-y&#39; is) and the validateArgsForLocalFileAccess checks, resulting in execution of arbitrary commands on the Flowise host.</p> <p><strong>Affected:</strong> Flowise, Flowise Components</p> <p>Flowise before 3.1.2 contains multiple OS command injection vulnerabilities in the Custom MCP Server feature due to incomplete command-flag validation and a regex bypass in local file access restrictions. An attacker with a Flowise account of any role, or API access with view/update permissions for chatflows, can configure a malicious MCP server to bypass the validateCommandFlags blocklist (for example, &#39;docker build&#39; is not blocked, and &#39;npx --yes&#39; is not blocked while only &#39;-y&#39; is) and the validateArgsForLocalFileAccess checks, resulting in execution of arbitrary commands on the Flowise host.</p> https://cve.radiocsirt.org/vuln/cve-2026-56274