CVE-2026-23869-Exploit

⚡ CVE-2026-23869 — React2DoS React Flight プロトコルを介した認証不要のリモートサービス妨害（DoS） サーバーコンポーネントの Map 逆シリアル化における二次関数的 CPU 消費 概要 • 仕組み • ツール • インストール • 使用方法 • Nuclei • 対策 • 免責事項 脆弱性の概要 フィールド| 詳細 ---|--- CVE ID| CVE-2026-23869 別名| React2DoS CVSS スコア| 7.5（高） CVSS ベクター| CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:...

GHSA-VP2X-QP44-57V7 NLTK: Quadratic CPU Exhaustion in `XMLCorpusView._read_xml_fragment()`

Summary XMLCorpusView.readxmlfragment reads a corpus file in 1 KiB blocks, appending each block to a growing fragment string, then calls VALIDXMLRE.matchfragment on the full accumulated buffer every iteration. Because each iteration rescans the entire accumulated fragment, the total amount of wor...

UBUNTU-CVE-2026-81723

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

CVE-2026-81723 NLTK before 3.10.3 Quadratic CPU Exhaustion via XMLCorpusView

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

CVE-2026-81723 NLTK before 3.10.3 Quadratic CPU Exhaustion via XMLCorpusView

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

Linux Distros Unpatched Vulnerability : CVE-2026-81723

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1...