CVE-2026-12199

A flaw was found in the nltk component, specifically in the nltk.app.wordnetapp. An unauthenticated remote attacker can exploit this vulnerability by sending a specially crafted GET request to the WordNet Browser HTTP server when it is running in its default mode. This allows the attacker to...

UBUNTU-CVE-2026-12199

A vulnerability in nltk.app.wordnetapp up to version 3.9.3 allows unauthenticated remote shutdown of the local WordNet Browser HTTP server when started in its default mode. The server listens on all interfaces and processes a specific unauthenticated GET request /SHUTDOWN%20THE%20SERVER to...

CVE-2026-12199 Unauthenticated Denial of Service in nltk.app.wordnet_app

A vulnerability in nltk.app.wordnetapp up to version 3.9.3 allows unauthenticated remote shutdown of the local WordNet Browser HTTP server when started in its default mode. The server listens on all interfaces and processes a specific unauthenticated GET request /SHUTDOWN%20THE%20SERVER to...

CVE-2026-12199

CVE-2026-12199 affects the Python package nltk.app.wordnet_app up to v3.9.3. It enables an unauthenticated remote shutdown of the local WordNet Browser HTTP server via an unauthenticated GET request to /SHUTDOWN%20THE%20SERVER, causing the process to terminate with os._exit(0) and resulting in a ...

CVE-2026-46098

In the Linux kernel, the following vulnerability has been resolved: net: caif: clear client service pointer on teardown caifconnect can tear down an existing client after remote shutdown by calling caifdisconnectclient followed by caiffreeclient. caiffreeclient releases the service layer referenc...

UBUNTU-CVE-2026-46098

In the Linux kernel, the following vulnerability has been resolved: net: caif: clear client service pointer on teardown caifconnect can tear down an existing client after remote shutdown by calling caifdisconnectclient followed by caiffreeclient. caiffreeclient releases the service layer referenc...

EUVD-2026-32481

In the Linux kernel, the following vulnerability has been resolved: net: caif: clear client service pointer on teardown caifconnect can tear down an existing client after remote shutdown by calling caifdisconnectclient followed by caiffreeclient. caiffreeclient releases the service layer referenc...

Linux Distros Unpatched Vulnerability : CVE-2026-46098

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: caif: clear client service pointer on teardown caifconnect can tear down an existing client after remote shutdown by calling caifdisconnectclient followed ...

Linux Distros Unpatched Vulnerability : CVE-2026-33231

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language...

DEBIAN-CVE-2026-33231

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

CVE-2026-33231

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

UBUNTU-CVE-2026-33231

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

CVE-2026-33231 NLTK has unauthenticated remote shutdown in nltk.app.wordnet_app

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

CVE-2026-33231 NLTK has unauthenticated remote shutdown in nltk.app.wordnet_app

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

EUVD-2026-13885

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

CVE-2026-33231

CVE-2026-33231 affects NLTK’s nltk.app.wordnet_app in versions 3.9.3 and earlier, where the WordNet Browser HTTP server started in default mode can be remotely shutdown by an unauthenticated GET request to /SHUTDOWN%20THE%20SERVER, causing a denial of service via os._exit(0). IBM’s bulletin/Secur...

CVE-2026-33231

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

CVE-2026-33231 NLTK has unauthenticated remote shutdown in nltk.app.wordnet_app

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server whe...

GHSA-JM6W-M3J8-898G Unauthenticated remote shutdown in nltk.app.wordnet_app

Summary nltk.app.wordnetapp allows unauthenticated remote shutdown of the local WordNet Browser HTTP server when it is started in its default mode. A simple GET /SHUTDOWN%20THE%20SERVER request causes the process to terminate immediately via os.exit0, resulting in a denial of service. Details The...

Unauthenticated remote shutdown in nltk.app.wordnet_app

This report is not public...