Duplicate Advisory: Quadratic-time CPU denial of service in NLTK CCG lexicon parser (fromstring) on wide bracket bodies and operator chains
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CVE-2026-126299 | 13 Nov 202611:24 | – | circl |
 | CVE-2026-126299 | 13 Nov 202609:36 | – | cve |
 | CVE-2026-126299 NLTK before 3.10.4 Quadratic-Time Denial of Service via CCG Lexicon fromstring | 13 Nov 202609:36 | – | cvelist |
 | EUVD-2026-125222 | 14 Nov 202600:08 | – | euvd |
 | NLTK: Quadratic-time CPU denial of service in CCG lexicon parser (fromstring) on wide bracket bodies and operator chains | 14 Nov 202600:08 | – | github |
 | CVE-2026-126299 | 13 Nov 202610:17 | – | nvd |
 | GHSA-89P3-FCCH-88PH NLTK: Quadratic-time CPU denial of service in CCG lexicon parser (fromstring) on wide bracket bodies and operator chains | 14 Nov 202600:08 | – | osv_ghsa |
 | PT-2026-146630 | 13 Nov 202600:00 | – | ptsecurity |
| PT-2026-147337 | 14 Nov 202600:00 | – | ptsecurity |
 | CVE-2026-126299: nltk: NLTK before 3.10.4 contains a denial of service vulnerability in the CCG lexicon parser fromstring that allows remote… | 13 Nov 202600:00 | – | rapid7 |
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
13 Nov 2026 23:04Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
CVSS 48.7
EPSS0.00576