PT-2026-78314

Net::OAuth versions before 0.33 for Perl allow the sender to choose the signature algorithm in verify. verify resolves the signature method class from the signature method parameter of the incoming message. signature method is required on every request, so the algorithm used to check a signature ...

CVE-2026-72888

Net::OAuth versions before 0.32 for Perl allow memory exhaustion via unbounded caching of failed module loads in smartrequire. smartrequire stores results in a process-global hash with no bound and no eviction, and keeps an entry for every class name it is asked about, including names that failed...

CVE-2026-15013

Technical details are not publicly available in the provided documents. Monitor for updates.

CVE-2026-15013 SAML Single Sign On <= 5.4.3 - Unauthenticated Authentication Bypass via 'SAMLResponse' Parameter Signature Algorithm Confusion

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass via SAML Signature Algorithm Confusion in all versions up to, and including, 5.4.3. The vulnerability exists because MoSAMLUtilities::mosamlcastkey reads the SignatureMethod Algorithm attribute directl...

CVE-2026-54780 CoreWCF: WS-Security Reference DigestMethod Algorithm-Suite Bypass

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, the CoreWCF WS-Security 1.0 receive pipeline validates ds:SignedInfo SignatureMethod against the configured SecurityAlgorithmSuite but does not validate each ds:Reference...

EUVD-2026-42467

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, the CoreWCF WS-Security 1.0 receive pipeline validates ds:SignedInfo SignatureMethod against the configured SecurityAlgorithmSuite but does not validate each ds:Reference...

GHSA-4V55-CPMV-3VCM CoreWCF: WS-Security Reference DigestMethod Algorithm-Suite Bypass

Impact CoreWCF’s WS-Security 1.0 receive pipeline validates the SignatureMethod of an incoming ds:SignedInfo against the configured SecurityAlgorithmSuite, but does not validate the DigestMethod declared on each ds:Reference. As a result, a sender can populate ds:SignedInfo with SignatureMethod...

Fedora 18 : euca2ools-2.1.3-1.fc18 (2013-3462)

This update adds support for the new signature method introduced in Eucalyptus 3.2.1. It also includes several bugfixes. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and...