python: python: Certificate verification bypass via missing server_hostname validation in SSLContext.wrap_bio()

A flaw was found in Python. When establishing secure connections using the SSLContext.wrapbio function with hostname checking enabled, the module fails to validate that a target server hostname is supplied. Because of this missing check, certificate hostname verification is silently skipped rathe...

python: python: Certificate verification bypass via missing server_hostname validation in SSLContext.wrap_bio()

A flaw was found in Python. When establishing secure connections using the SSLContext.wrapbio function with hostname checking enabled, the module fails to validate that a target server hostname is supplied. Because of this missing check, certificate hostname verification is silently skipped rathe...

python: Use-after-free of a server-side SSLContext when sni_callback switches contexts

A flaw was found in Python. A remote, unauthenticated TLS client can cause a use-after-free in a server that uses SSLContext.snicallback to assign a different SSLSocket.context when selecting a certificate per server name, if nothing else keeps the original SSLContext alive. This can crash the...

python: Use-after-free of a server-side SSLContext when sni_callback switches contexts

A flaw was found in Python. A remote, unauthenticated TLS client can cause a use-after-free in a server that uses SSLContext.snicallback to assign a different SSLSocket.context when selecting a certificate per server name, if nothing else keeps the original SSLContext alive. This can crash the...

python: python: Certificate verification bypass via missing server_hostname validation in SSLContext.wrap_bio()

A flaw was found in Python. When establishing secure connections using the SSLContext.wrapbio function with hostname checking enabled, the module fails to validate that a target server hostname is supplied. Because of this missing check, certificate hostname verification is silently skipped rathe...

Vulnerabilities present in Cisco NX-OS Software

Cisco has addressed several vulnerabilities in the Cisco NX-OS Software. These vulnerabilities concern various components of the Cisco NX-OS Software. - A vulnerability in the Python interpreter allows a malicious local attacker with low privileges to escape the Python sandbox and execute arbitra...

CLSA-2026-1791441237 TuxCare security update for python-jose (1 CVE)

TuxCare rebuilt python-jose to address 1 CVE. Fixed in 3.3.0.post3+tuxcare...

RLSA-2026:77028 Important: python3.12 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:...

python3.12 security update

An update is available for python3.12. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Python is an interpreted, interactive, object-oriented programming languag...

SecureShopProj

SecureShop - Vulnerable E-Commerce Application Security Lab S...

CLSA-2026-1791425564 python: Fix of CVE-2026-19445

CVE-2026-19445: fix use-after-free in the ssl servername SNI callback - the callback reached its SSLContext through a borrowed pointer registered with OpenSSL, so once the callback switched SSLSocket.context to another context and nothing else referenced the original one, the freed object was...

CLSA-2026-1791425064 python: Fix of CVE-2026-19445

CVE-2026-19445: fix use-after-free in the ssl servername SNI callback - the callback reached its SSLContext through a borrowed pointer registered with OpenSSL, so once the callback switched SSLSocket.context to another context and nothing else referenced the original one, the freed object was...

CVE-2026-107290: Inefficient Regular Expression Complexity

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.77.0 until 1.107.6 and 2.44.0, the local webfetchtool and the WebFetch local fallback process server-controlled responses with quadratic title extraction, whitespace normalization, and...

EulerOS 2.0 SP15 : python-jwt (EulerOS-SA-2026-4008)

According to the versions of the python-jwt packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : PyJWT is a JSON Web Token implementation in Python. Prior to 2.12.0, PyJWT does not validate the crit Critical Header Parameter defined in RFC...

openSUSE 16 Security Update : python-fsspec (openSUSE-SU-2026:22028-1)

The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:22028-1 advisory. Changes in python-fsspec: - CVE-2026-104851: python-fsspec: remote code execution via server-side template injection in ReferenceFileSystem bsc1284173...

Debian dla-4827 : idle-python3.11 - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4827 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4827-1 [email protected]...

PT-2026-108198

Name of the Vulnerable Software and Affected Versions MongoDB Python Driver affected versions not specified Description The binary accelerator in the driver can perform an out-of-bounds read when decoding malformed BSON that contains a truncated regular-expression element missing a trailing NUL...

EulerOS 2.0 SP15 : python-pillow (EulerOS-SA-2026-3943)

According to the versions of the python-pillow packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Pillow is a Python imaging library. From 5.2.0 until 12.3.0, Pillow's TGA RLE encoder reads past its packed row buffer when saving a mode 1...

RHEL 9 : python3.12 (RHSA-2026:77017)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:77017 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

MiracleLinux 8 : python3.12-3.12.15-2.el8_10 (AXSA:2026-1997:24)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1997:24 advisory. python: python: Certificate verification bypass via missing serverhostname validation in SSLContext.wrapbio CVE-2026-19553 python: Use-after-free of...