[SECURITY] [DLA 4605-1] python-flask-httpauth security update

Debian LTS Advisory DLA-4605-1 [email protected] https://www.debian.org/lts/security/ Emmanuel Arias May 28, 2026 https://wiki.debian.org/LTS Package : python-flask-httpauth Version : 3.2.4-3.1+deb11u1 CVE ID : CVE-2026-34531 Debian Bug : 1132581 A vulnerability was found in...

GHSA-97R5-PG8X-P63P Flask-Security-Too OAuth reauthentication freshness bypass via cross- user OAuth identity acceptance

Summary Flask-Security-Too 5.8.0's OAuth reauthentication flow can mark a session as fresh after verifying an OAuth account that belongs to a different user. If an attacker can operate an already-authenticated but stale victim session, they can complete OAuth verification using their own OAuth...

CVE-2026-32253

Sunshine is a self-hosted game stream host for Moonlight. In versions prior to 2026.516.143833, the client-certificate authentication can be bypassed because of how OpenSSL verification results are handled. In src/crypto.cpp, the custom verify callback treats X509VERRUNABLETOGETISSUERCERTLOCALLY,...

CVE-2026-34531

CVE-2026-34531 affects Flask-HTTPAuth (Python package) and concerns the token verification callback receiving an empty string when a request targets a token-protected resource without a token or with an empty token. This could allow authentication against any user whose token is an empty string. ...

CVE-2025-65495

Integer signedness error in tlsverifycallback in src/coapopenssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted TLS certificate that causes i2dX509 to return -1 and be misused as a malloc size parameter...

SUSE CVE-2022-48437

An issue was discovered in x509/x509verify.c in LibreSSL before 3.6.1, and in OpenBSD before 7.2 errata 001. x509verifyctxaddchain does not store errors that occur during leaf certificate verification, and therefore an incorrect error is returned. This behavior occurs when there is an installed...

PT-2023-15779 · Openbsd +1 · Openbsd +2

Name of the Vulnerable Software and Affected Versions: LibreSSL versions prior to 3.6.1 OpenBSD versions prior to 7.2 errata 001 Description: An issue was discovered in the x509/x509 verify.c file. The function x509 verify ctx add chain does not store errors that occur during leaf certificate...

ALPINE-CVE-2017-8301

LibreSSL 2.5.1 to 2.5.3 lacks TLS certificate verification if SSLgetverifyresult is relied upon for a later check of a verification result, in a use case where a user-provided verification callback returns 1, as demonstrated by acceptance of invalid certificates by nginx...

DEBIAN-CVE-2015-1789

The X509cmptime function in crypto/x509/x509vfy.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b allows remote attackers to cause a denial of service out-of-bounds read and application crash via a crafted length field in ASN1TIME data, as demonstrated...