BIT-PYTHON-MIN-2026-19553 SSLContext.wrap_bio() missing validation of server_hostname parameter

ssl.SSLContext.wrapbio didn't require the serverhostname argument to not be None if ssl.SSLContext.checkhostname was set. Due to a missing parameter check in SSLObject, if the serverhostname argument isn't supplied then hostname verification would be silently skipped. This defect could lead to...

BIT-PYTHON-2026-19553 SSLContext.wrap_bio() missing validation of server_hostname parameter

ssl.SSLContext.wrapbio didn't require the serverhostname argument to not be None if ssl.SSLContext.checkhostname was set. Due to a missing parameter check in SSLObject, if the serverhostname argument isn't supplied then hostname verification would be silently skipped. This defect could lead to...

BIT-LIBPYTHON-2026-19553 SSLContext.wrap_bio() missing validation of server_hostname parameter

ssl.SSLContext.wrapbio didn't require the serverhostname argument to not be None if ssl.SSLContext.checkhostname was set. Due to a missing parameter check in SSLObject, if the serverhostname argument isn't supplied then hostname verification would be silently skipped. This defect could lead to...

BIT-APISIX-2026-94212 Apache APISIX: unauthenticated impersonation issue in saml-auth

Improper verification of cryptographic signature vulnerability in Apache APISIX. Any unauthenticated attacker could impersonate any user on every route protected by the saml-auth plugin under default configuration. This issue affects Apache APISIX: from 3.17.0 through 3.18.0. Users are recommende...

CVE-2026-107938 Apache CXF: The Netty HTTP client transport does not perform TLS hostname verification.

In Apache CXF, the Netty-based HTTP client transport cxf-rt-transports-http-netty-client did not verify that the hostname in the server’s TLS certificate matched the host being called. This applied over both HTTP/1.1 and HTTP/2, even when disableCNCheck was left at its default value of false. The...

EUVD-2026-95703

In Apache CXF, the Netty-based HTTP client transport cxf-rt-transports-http-netty-client did not verify that the hostname in the server’s TLS certificate matched the host being called. This applied over both HTTP/1.1 and HTTP/2, even when disableCNCheck was left at its default value of false. The...

CVE-2026-107938

The Apache CXF Netty-based HTTP client transport (cxf-rt-transports-http-netty-client ) fails to verify that the hostname in a server's TLS certificate matches the host being called. This flaw impacts both HTTP/1.1 and HTTP/2 protocols, even when the disableCNCheck parameter is set to its default...

CVE-2026-100227

Improper Verification of Cryptographic Signature vulnerability in Apache CXF's JAX-RS XML Security module. The JAX-RS XML Signature interceptors XmlSigInHandler, XmlSigInInterceptor and the streaming XmlSecInInterceptor did not ensure that the XML passed to the application was covered by the...

CVE-2026-100227

Apache CXF's JAX-RS XML Security module contains an Improper Verification of Cryptographic Signature vulnerability. Specifically, the JAX-RS XML Signature interceptors (XmlSigInHandler , XmlSigInInterceptor , and the streaming XmlSecInInterceptor ) fail to verify that the XML passed to the applic...

cve-2026-19553-wrap-bio

abraxaslabs.tech · github.com/abraxas · @abraxasnull · [email protected] · cve-2026-19553-wrap-bio cve-2026-19553-wrap-bio CPython ssl - Python Software Foundation ssl.SSLContext.wrapbio non richiedeva che serverhostname fosse non-None quando checkhostname è impostato. SSLObject salta...

OPENSUSE-SU-2026:22064-1 Security update for cosign

This update for cosign fixes the following issues: - CVE-2026-56852: golang.org/x/text/unicode/norm: infinite loop on truncated/invalid UTF-8 input bsc1272117. - CVE-2026-56854,CVE-2026-56855,CVE-2026-78662: golang.org/x/crypto/ssh: authentication bypass and deadlocks in the crypto/ssh library...

cmd/go: golang: cmd/go: Toolchain checksum verification bypass via crafted project configuration

A flaw was found in the Go toolchain cmd/go. When a user works inside a malicious Go project that forges a golang.org/toolchain go.sum entry and uses an untrusted Go module proxy, cmd/go can skip the canonical checksum database check for toolchain downloads. A tampered toolchain may then be...

CLEANSTART-2026-AU05968 PHP's OpenSSL stream peer verification checks the certificate's subjectAltName entries first and, whenever no entry matches, falls back to the Common Name

Security vulnerability affects the php package. PHP's OpenSSL stream peer verification checks the certificate's subjectAltName entries first and, whenever no entry matches, falls back to the Common Name...

Aiohttp HTTP Client Source Verification Confidential Data Access

The vulnerability of the Aiohttp HTTP client is related to a lack of mechanisms for verifying the source of the connection. Exploiting this vulnerability can allow an attacker operating remotely to gain access to confidential data...

AlmaLinux 10 : python3.14 (ALSA-2026:77018)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:77018 advisory. python: python: Certificate verification bypass via missing serverhostname validation in SSLContext.wrapbio CVE-2026-19553 python: Use-after-free of a...

Rocky Linux 9.6 [TuxCare] Security Update: python3.11 / python3.11-debug / python3.11-devel / python3.11-idle / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1791530000)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1791530000 advisory. - A remote, unauthenticated TLS client can make a server crash or call through a freed pointer if its snicallback assigns a...

Linux Distros Unpatched Vulnerability : CVE-2026-107675

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FFmpeg through 9.0.2 contains a missing host key verification vulnerability in the libssh-based sftp protocol handler that allows network attackers to impersona...

AlmaLinux 9.6 [TuxCare] Security Update: python3.11 / python3.11-debug / python3.11-devel / python3.11-idle / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1791530000)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1791530000 advisory. - A remote, unauthenticated TLS client can make a server crash or call through a freed pointer if its snicallback assigns a differen...

Rocky Linux 8 [CIQ] Security Update: python3.12 / python3.12-debug / python3.12-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_77028)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202677028 advisory. python: python: Certificate verification bypass via missing serverhostname validation in SSLContext.wrapbio CVE-2026-19553 python: Use-after-free of a...

AlmaLinux 9 : python3.12 (ALSA-2026:77017)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:77017 advisory. python: python: Certificate verification bypass via missing serverhostname validation in SSLContext.wrapbio CVE-2026-19553 python: Use-after-free of a...