CVE-2026-9769 justhtml before 1.10.0 Denial of Service via deeply nested HTML

justhtml through 1.9.1 fixed in 1.10.0 is vulnerable to uncontrolled recursion leading to denial of service. During JustHTML construction, TreeBuilder.finish unconditionally calls populateselectedcontent, which recursively traverses the DOM tree via findelements/findelement without a depth bound...

CVE-2026-9769

justhtml (Python HTML parser) through version 1.9.1 is vulnerable to uncontrolled recursion leading to denial of service. During JustHTML() construction, TreeBuilder.finish() unconditionally calls _populate_selectedcontent(), which recursively traverses the DOM tree via _find_elements()/_find_ele...

PT-2026-79778

justhtml through 1.9.1 fixed in 1.10.0 is vulnerable to uncontrolled recursion leading to denial of service. During JustHTML construction, TreeBuilder.finish unconditionally calls populate selectedcontent, which recursively traverses the DOM tree via find elements/ find element without a depth...

CVE-2025-71382 MuPDF < 1.27.0-rc1 Stack Exhaustion DoS via EPUB CSS Rendering

MuPDF before 1.27.0-rc1 contains an uncontrolled recursion vulnerability in the EPUB CSS rendering engine that allows remote attackers to cause a denial of service by supplying a maliciously crafted EPUB file with deeply nested HTML elements and inline CSS styles. The function...

GHSA-V7CF-C9RM-WM3J Uncontrolled recursion DoS in JustHTML() via deeply nested HTML

Summary justhtml through 1.9.1 allows denial of service via deeply nested HTML. During parsing, JustHTML.init always reaches TreeBuilder.finish, which unconditionally calls populateselectedcontent. That function recursively traverses the DOM via findelements / findelement without a depth bound,...

Uncontrolled recursion DoS in JustHTML() via deeply nested HTML

Summary justhtml through 1.9.1 allows denial of service via deeply nested HTML. During parsing, JustHTML.init always reaches TreeBuilder.finish, which unconditionally calls populateselectedcontent. That function recursively traverses the DOM via findelements / findelement without a depth bound,...

CVE-2026-28394 OpenClaw < 2026.2.15 - Denial of Service via Unbounded Response Parsing in web_fetch Tool

OpenClaw versions prior to 2026.2.15 contain a denial of service vulnerability in the webfetch tool that allows attackers to crash the Gateway process through memory exhaustion by parsing oversized or deeply nested HTML responses. Remote attackers can social-engineer users into fetching malicious...

Denial Of Service (DoS)

jtidy is vulnerable to Denial of Service DoS. The vulnerability is due to lack of nesting depth checks in the library, which allows an attacker to cause an application crash through a stack overflow by parsing a deeply nested html string...