CVE-2026-5466 wc_VerifyEccsiHash missing sanity check

wolfSSL's ECCSI signature verifier wcVerifyEccsiHash decodes the r and s scalars from the signature blob via mpreadunsignedbin with no check that they lie in 1, q-1. A crafted forged signature could verify against any message for any identity, using only publicly-known constants...

Linux Distros Unpatched Vulnerability : CVE-2026-5466

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wolfSSL's ECCSI signature verifier wcVerifyEccsiHash decodes the r and s scalars from the signature blob via mpreadunsignedbin with no check that they lie in 1,...

PT-2026-51975

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Berkeley Packet Filter BPF verifier within the regsafe function. The issue occurs when comparing two scalar registers that both carry BPF ADD CONST values; the check...

PT-2026-51984

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description An issue exists in the Linux kernel regarding the analysis of failure paths for ld abs and ld ind instructions within subprograms. These instructions are permitted in subprograms that ar...

PT-2026-51986

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the BPF Berkeley Packet Filter verifier regarding linked register delta tracking. When the source register src reg and destination register dst reg are pointers to the...

The vulnerability of the rts_read_auth_verifier_no_checks() function in the RDP client FreeRDP, which allows a intruder to cause a service failure.

The vulnerability of the rtsreadauthverifiernochecks function in the FreeRDP client is related to the insufficient use of the assert function. Exploiting this vulnerability could allow a malicious actor to cause service failures...

PT-2026-33031

Name of the Vulnerable Software and Affected Versions BC-JAVA versions 1.49 through 1.83 BCPKIX-FIPS versions 2.0.6 through 2.0.10 BCPKIX-FIPS versions 2.1.7 through 2.1.10 Description The PKIX draft CompositeVerifier accepts an empty signature sequence as valid. This issue is associated with the...

CVE-2026-34511

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

Insufficient Verification of Data Authenticity

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity via the OAuth flow, where the PKCE verifier is reused as the OAuth state value and reflected back in the redirect URL. An attacker can obtai...

OpenClaw: Gemini OAuth exposed the PKCE verifier through the OAuth state parameter

Summary Before OpenClaw 2026.4.2, the Gemini OAuth flow reused the PKCE verifier as the OAuth state value. Because the provider reflected state back in the redirect URL, the verifier could be exposed alongside the authorization code. Impact Anyone who could capture the redirect URL could learn bo...

GHSA-9JPJ-G8VV-J5MF OpenClaw: Gemini OAuth exposed the PKCE verifier through the OAuth state parameter

Summary Before OpenClaw 2026.4.2, the Gemini OAuth flow reused the PKCE verifier as the OAuth state value. Because the provider reflected state back in the redirect URL, the verifier could be exposed alongside the authorization code. Impact Anyone who could capture the redirect URL could learn bo...

Duplicate Advisory: OpenClaw: Gemini OAuth exposed the PKCE verifier through the OAuth state parameter

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-9jpj-g8vv-j5mf. This link is maintained to preserve external references. Original Description OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it...

CVE-2026-34511 OpenClaw < 2026.4.2 - PKCE Verifier Exposure via OAuth State Parameter

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

CVE-2026-34511

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

CVE-2026-34511 OpenClaw < 2026.4.2 - PKCE Verifier Exposure via OAuth State Parameter

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

CVE-2026-34511

OpenClaw prior to 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, causing the PKCE verifier to be exposed in the redirect URL. If an attacker captures the redirect URL, they can obtain both the authorization code and the PKCE verifier, defeating PKCE prote...

CVE-2026-33544

Tinyauth is an authentication and authorization server. Prior to version 5.0.5, all three OAuth service implementations GenericOAuthService, GithubOAuthService, GoogleOAuthService store PKCE verifiers and access tokens as mutable struct fields on singleton instances shared across all concurrent...

PT-2026-30235

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.4.2 Description The application reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. An attacker capturing the redirect URL can obtain both the...

The vulnerability in determining the structure of lwt_seg6local_verifier_ops{} in the net/core/filter.c module, which supports networking functions in the Linux operating system’s kernel, allows a hacker to cause a service failure.

The vulnerability of the definition of the structure lwtseg6localverifierops in the module net/core/filter.c, which supports networking functions in the Linux operating system’s kernel, relates to resource operations performed at an inappropriate stage of their lifecycle. Exploiting this...

OpenClaw 安全特征问题漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.4.2 had security feature vulnerabilities. These vulnerabilities stemmed from the reuse of the PKCE verifier as a state parameter in the Gemini OAuth process, which could lead to t...