CVE-2026-75509: Authentication Bypass by Spoofing

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the expected issuer to pass...

GitPython IndexFile Methods File Rewrite

The vulnerabilities of the IndexFile.fromtree, IndexFile.reset, and IndexFile.mergetree methods in the GitPython library for interacting with git repositories involve the exploitation of arguments. Exploiting these vulnerabilities can allow an attacker to rewrite any files at will...

GitPython Arbitrary Command Execution

The vulnerability of the checkunsafeoptions mechanism in the Python library for interacting with Git repositories, GitPython, is related to the implementation or modification of arguments. Exploiting this vulnerability could allow a malicious actor to execute arbitrary commands remotely...

Fedora 45 : python-aiohttp (2026-e76e1f737b)

The remote Fedora 45 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e76e1f737b advisory. Automatic update for python-aiohttp-3.14.3-3.fc45. Changelog Mon Aug 24 2026 Benjamin A. Beasley - 3.14.3-3 - Preemptively patch for Cython 3.3...

python-urwid security update

1.3.1-5 - Use secure random session identifiers in web display CVE-2026-9323 - Resolves: RHEL-212562...

Names Can Hurt: Spotting Slopsquatting Risks Caused by Package Name Hallucinations in Local Coding LLMs

When a code generating language model fabricates a Python package name, an adversary who has pre-registered that name on PyPI can convert that hallucination into a supply chain compromise. This event has been termed as 'slopsquatting'. We propose a two layer detector to counter this issue. The...

OPENSUSE-SU-2026:11585-1 python313-mistune-3.3.4-1.1 on GA media

These are all security issues fixed in the python313-mistune-3.3.4-1.1 package on the GA media of openSUSE Tumbleweed...

ALSA-2026:58561 Important: python-urwid security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

ALSA-2026:58562 Important: python-urwid security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

python-urwid security update

2.1.2-4.1 - Fix CVE-2026-9323: use cryptographically secure session identifiers in web display module - Resolves: RHEL-212564...

RHEL 9 : python-urwid (RHSA-2026:58954)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:58954 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

RHEL 8 : python-urwid (RHSA-2026:58562)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:58562 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

RHEL 9 : python3.12 (RHSA-2026:59009)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:59009 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

GHSA-892M-GCQ8-2468 Duplicate Advisory: Uncontrolled recursion DoS in JustHTML() via deeply nested HTML

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-v7cf-c9rm-wm3j. This link is maintained to preserve external references. Original Description justhtml through 1.9.1 fixed in 1.10.0 is vulnerable to uncontrolled recursion leading to denial of service. During...

MiracleLinux 9 : python-idna-2.10-8.el9_8 (AXSA:2026-1620:02)

The remote MiracleLinux 9 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2026-1620:02 advisory. python-idna: idna: Denial of Service via specially crafted long inputs CVE-2026-45409 Tenable has extracted the preceding description block directly from the...

CVE-2026-78145: URL Redirection to Untrusted Site

A vulnerability has been found in CTFd up to 3.8.4. The affected element is the function issafeurl of the file CTFd/utils/validators/init.py. Such manipulation of the argument Next leads to open redirect. The attack can be launched remotely. The exploit has been disclosed to the public and may be...

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 symlink handling in FramenetCorpusReader. An attacker can read arbitrary XML files outside the configured corpus root b...

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 FileSystemPathPointer.open function. An attacker can access arbitrary files accessible to the process user by...

PYSEC-2026-3730

NLTK before 3.10.0 contains an arbitrary local file read vulnerability in StreamBackedCorpusView that bypasses pathsec.ENFORCE by calling builtins.open directly instead of pathsec.open. Attackers who control the fileid argument can read arbitrary local files regardless of the ENFORCE setting,...

PYSEC-2026-3729

NLTK before 3.9.3 fails to verify file integrity after downloading packages and before extraction in the downloader module. Attackers can perform man-in-the-middle attacks or DNS poisoning to inject malicious package contents that are extracted without validation...