CVE-2026-73857

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx.

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. From 3.0.15 until 3.0.17, XML request body processing with SecParseXmlIntoArgs set to On or OnlyArgs can leave XMLNodes::parsing_ctx_arg uninitialized in the SAX end-element callback. A single crafted unauthenticated HTTP request can make a worker dereference the pointer, resulting in a constant-value write to an attacker-controlled address. The resulting memory…

9. Nov 2026

Ausgewertete Quellen

• NVD
  CVE-2026-73857