PYSEC-2026-3549 AWS API MCP Server Security Policy Bypass via Startup Initialization Failure

Summary The AWS API MCP Server is an open source Model Context Protocol MCP server that enables AI assistants to interact with AWS services and resources through AWS CLI commands. It provides programmatic access to manage your AWS infrastructure while maintaining proper security controls. It...

AWS API MCP Server Security Policy Bypass via Startup Initialization Failure

Summary The AWS API MCP Server is an open source Model Context Protocol MCP server that enables AI assistants to interact with AWS services and resources through AWS CLI commands. It provides programmatic access to manage your AWS infrastructure while maintaining proper security controls. It...

GHSA-29W2-FQ35-V728 AWS API MCP Server Security Policy Bypass via Startup Initialization Failure

Summary The AWS API MCP Server is an open source Model Context Protocol MCP server that enables AI assistants to interact with AWS services and resources through AWS CLI commands. It provides programmatic access to manage your AWS infrastructure while maintaining proper security controls. It...

MGASA-2026-0281 Updated python-nltk packages fix security vulnerability

URL-Encoded Path Traversal in nltk.data.load Allows Arbitrary Local File Read. CVE-2026-54293...

Updated python-nltk packages fix security vulnerability

URL-Encoded Path Traversal in nltk.data.load Allows Arbitrary Local File Read. CVE-2026-54293...

PYSEC-2026-1254 Cleanlab Deserialization of Untrusted Data vulnerability

Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user’s system when the data directory is loaded...

CVE-2026-12243

A flaw was found in NLTK. An attacker can exploit a path traversal vulnerability by providing specially crafted input to nltk.data.load or nltk.data.find. This allows the attacker to read arbitrary files accessible to the Python process, leading to information disclosure. The vulnerability arises...

CVE-2026-12243

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CVE-2026-12243 Path Traversal via Percent-Encoding in nltk.data.find() and nltk.data.load()

NLTK version 3.9.4 is vulnerable to a path traversal attack due to an incomplete fix for GitHub Issue 3504. The UNSAFENOPROTOCOLRE regex in nltk/data.py checks for literal ../ sequences but fails to account for percent-encoded traversal sequences such as ..%2f. The url2pathname function decodes...

CVE-2026-12243

The CVE ID is rejected/withdrawn by its CNA and does not represent an active vulnerability entry. No risk assessment is applicable for this record.

CVE-2026-12243

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

AZL-90374 CVE-2026-53090 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix ldabs,ind failure path analysis in subprogs Usage of ldabs,ind instructions got extended into subprogs some time ago via commit 09b28d76eac4 "bpf: Add abnormal return checks.". These are only allowed in subprograms when...

PYSEC-2026-2078

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. Prior to 3.10.0-rc1, nltk.data.load in NLTK is vulnerable to path traversal via URL-encoded path separators and traversal segments...

EUVD-2026-38333

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. Prior to 3.10.0-rc1, nltk.data.load in NLTK is vulnerable to path traversal via URL-encoded path separators and traversal segments...

CVE-2026-54293 NLTK: URL-Encoded Path Traversal in nltk.data.load() Allows Arbitrary Local File Read

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. Prior to 3.10.0-rc1, nltk.data.load in NLTK is vulnerable to path traversal via URL-encoded path separators and traversal segments...

Security update for python-nltk (important)

openSUSE Security Update: Security update for python-nltk Announcement ID: openSUSE-SU-2026:0211-1 Rating: important References: 1268526 Cross-References: CVE-2026-54293 Affected Products: openSUSE Backports SLE-15-SP7 An update that fixes one vulnerability is now available. Description: This...

Directory Traversal

Overview nltk is a Natural Language Toolkit NLTK is a Python package for natural language processing. Affected versions of this package are vulnerable to Directory Traversal via the nltk.data.load function. An attacker can access arbitrary files on the local filesystem by supplying specially...

Natural Language Toolkit (NLTK): URL-Encoded Path Traversal in nltk.data.load() Allows Arbitrary Local File Read

Summary nltk.data.load in NLTK is vulnerable to path traversal via URL-encoded path separators and traversal segments when using the nltk: URL scheme. The unsafe-path regex check is performed before url2pathname decodes the %xx sequences a classic decode-after-check / TOCTOU-style flaw, allowing ...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: clickhouse (UTSA-2026-005267)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005267 advisory. An issue was discovered in ClickHouse before 22.9.1.2603. An authenticated user with the ability to load data could cause a heap buffer overflow and crash the server...

MiracleLinux 9 : nodejs-nodemon-2.0.20-3.el9, nodejs-16.19.1-1.el9 (AXSA:2023-6037:02)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-6037:02 advisory. c-ares: buffer overflow in configsortlist due to missing string length check CVE-2022-4904 http-cache-semantics: Regular Expression Denial of Servic...