TP-CRIV: A Framework for Third-Party Challenge-Response Identity Verification of AI Models

Artificial intelligence AI models are increasingly deployed through remote services, making model misappropriation a growing concern. Existing approaches, including watermarking, fingerprinting, and model similarity analysis, primarily rely on predefined evidence or direct behavioral comparison a...

PT-2026-105463

mdtls discards the peer-identity verification result...

CVE-2026-93402

mdtls discards the peer-identity verification result...

UBUNTU-CVE-2026-93402

mdtls discards the peer-identity verification result...

CVE-2026-84975 PJSIP: TLS server identity (hostname) verification bypass via embedded NUL in certificate SubjectAltName (OpenSSL and GnuTLS backends)

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the OpenSSL and GnuTLS backends in pjlib/src/pj/sslsockossl.c and pjlib/src/pj/sslsockgtls.c copy DNS SubjectAltName values with string functions that recalculate their length and truncate an...

AI Agents Are Now Emailing Me with Their Security Concerns

I received the two emails below earlier in the month. They're vaguely coherent. I suppose I shouldn't be surprised that the corpus that AIs are training on contain data suggesting that I am someone to write to with random computer and network security problems. After all, I observe that behavior ...

153M+ driver’s licenses for sale on new dark web platform

A new dark web platform called Nexus claimed to be selling 153 million driver’s license scans and millions of other identity and medical cards. The collection included more than 153 million driver’s licenses, 10 million ID cards, 3 million travel documents, and 579,000 medical cards, including...

CVE-2026-82183 OAuth Single Sign On 6.25.0 - 7.0.0 - Unauthenticated Account Takeover via Unverified Steam OpenID Assertion

The OAuth Single Sign On WordPress plugin before 7.0.1 does not verify the identity assertion returned by its Steam single sign-on flow, allowing unauthenticated attackers to log in as an arbitrary non-administrator user, and to create new accounts...

CVE-2026-82183 OAuth Single Sign On 6.25.0 - 7.0.0 - Unauthenticated Account Takeover via Unverified Steam OpenID Assertion

The OAuth Single Sign On WordPress plugin before 7.0.1 does not verify the identity assertion returned by its Steam single sign-on flow, allowing unauthenticated attackers to log in as an arbitrary non-administrator user, and to create new accounts...

CVE-2026-82968

A flaw was found in the first-broker-login flow of the Keycloak identity management service. When a user links a social identity provider account to their local account, the verification proof generated is not strictly bound to the specific upstream identity being verified. This allows an attacke...

PT-2026-84590

A flaw was found in the first-broker-login flow of the Keycloak identity management service. When a user links a social identity provider account to their local account, the verification proof generated is not strictly bound to the specific upstream identity being verified. This allows an attacke...

Trust Me, I'M Your Developer: Self-Issued Authentication in Large Language Models

Large language model LLM security has largely focused on role-playing jailbreaks, with less attention to what happens when a user asks an LLM to verify an identity claim through a test designed by the model itself. We study this behavior through a staged developer-identity experiment with ChatGPT...

FBI Probes Service Selling 153M+ Drivers Licenses

A new identity theft service launched on the dark web this week is selling digital scans of more than 153 million drivers licenses from people in the United States and Canada. Based on interviews with individuals whose licenses are available for purchase on this service, it appears to be siphonin...

CVE-2026-77194

The Simple Membership WordPress plugin (versions up to 4.8.0 , with a partial fix in 4.8.1) is affected by an unauthenticated Authentication Bypass that can lead to Administrator Account Takeover in WordPress Multisite environments. The root cause is improper identity verification during the publ...

EUVD-2026-69022

The Simple Membership plugin for WordPress is vulnerable to Authentication Bypass leading to Administrator Account Takeover in versions up to, and including, 4.8.0. This is due to improper identity verification during the public registration flow in WordPress Multisite environments, where the...

Auditing Anonymous AI Models: A Four-Stage Protocol for Black-Box Identity Verification

The 2025--2026 AI market has seen a wave of stealth releases: frontier models launched anonymously on developer platforms under codenames. For their users, identity determines data-handling terms, supply-chain risk, and capability expectations. No validated methodology exists for black-box identi...

PT-2026-82307

AntFlow V2.0.0 is vulnerable to Incorrect Access Control. JiMuMDCCommonsRequestLoggingFilter.java retrieves the userid from the request header as the core of the identity verification mechanism, allowing attackers to forge any user identity credential information, thereby causing sensitive...

CVE-2026-59564

An authentication bypass vulnerability exists in the communications between affected versions of the Zscaler Client Connector (ZCC) and the Zscaler Client Connector Portal . The CVSS 3.1 score is 9.1 (Critical) , with a network attack vector , low complexity , and no privileges or user interactio...

PT-2026-80866

Name of the Vulnerable Software and Affected Versions Zscaler Client Connector affected versions not specified Description An authentication bypass issue exists in the communications between the Zscaler Client Connector and the Zscaler Client Connector Portal. Authentication bypass occurs when an...

[SECURITY] Fedora 43 Update: AusweisApp2-2.5.5-1.fc43

The AusweisApp2 is a software to identify yourself online with your ID card Personalausweis or your electronic residence permit Aufenthalts- / Niederlassungserlaubis. The AusweisApp2 also offers you an integrated self-assessment in which you are able to view your data that is stored on the online...