CVE-2026-42354

Sentry is an error tracking and performance monitoring tool. From version 21.12.0 to before version 26.4.1, a critical vulnerability was discovered in the SAML SSO implementation of Sentry. The vulnerability allows an attacker to take over any user account by using a malicious SAML Identity...

CVE-2026-42354 Sentry: Improper authentication on SAML SSO process allows user identity linking

Sentry is an error tracking and performance monitoring tool. From version 21.12.0 to before version 26.4.1, a critical vulnerability was discovered in the SAML SSO implementation of Sentry. The vulnerability allows an attacker to take over any user account by using a malicious SAML Identity...

CVE-2026-42185

People is an application to handle users and teams, and distribute permissions across La Suite. Prior to version 1.25.0, a user holding the Administrator role on a mail domain could send a crafted invitation request to promote any existing user including users with no current domain access to the...

Zebra has Permanent Block Discovery Halt via Gossip Queue Saturation and Syncer Poisoning

Summary A composite denial-of-service vulnerability in Zebra's block discovery pipeline allows an unauthenticated remote attacker to permanently halt all new block discovery on a targeted node. The attack exploits three independent weaknesses in the gossip, syncer, and download subsystems — all...

GHSA-PVMV-CWG8-V6C8 Zebra v4.4.0 still accepts V5 SIGHASH_SINGLE without a corresponding output

Consensus Divergence in V5 Transparent SIGHASHSINGLE With No Corresponding Output Summary Zebra failed to enforce a ZIP-244 consensus rule for V5 transparent transactions: when an input is signed with SIGHASHSINGLE and there is no transparent output at the same index as that input, validation mus...

Zebra v4.4.0 still accepts V5 SIGHASH_SINGLE without a corresponding output

Consensus Divergence in V5 Transparent SIGHASHSINGLE With No Corresponding Output Summary Zebra failed to enforce a ZIP-244 consensus rule for V5 transparent transactions: when an input is signed with SIGHASHSINGLE and there is no transparent output at the same index as that input, validation mus...

GHSA-CMRH-WVQ6-WM9R n8n-mcp webhook and API client paths has an authenticated SSRF

Summary Authenticated Server-Side Request Forgery affecting the webhook trigger tools, the n8n API client N8NAPIURL, and per-request URLs supplied via the x-n8n-url header in multi-tenant HTTP mode. Impact A caller with access to the MCP session can drive HTTP requests from the n8n-mcp host to...

n8n-mcp webhook and API client paths has an authenticated SSRF

Summary Authenticated Server-Side Request Forgery affecting the webhook trigger tools, the n8n API client N8NAPIURL, and per-request URLs supplied via the x-n8n-url header in multi-tenant HTTP mode. Impact A caller with access to the MCP session can drive HTTP requests from the n8n-mcp host to...

CVE-2026-41070

openvpn-auth-oauth2 is a plugin/management interface client for OpenVPN server to handle an OIDC based single sign-on SSO auth flows. From version 1.26.3 to before version 1.27.3, when openvpn-auth-oauth2 is deployed in the experimental plugin mode shared library loaded by OpenVPN via the plugin...

EUVD-2026-28719

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Fix NULL pointer exception during userscan userscan invokes updated sasuserscan for channel 0, and if successful, iteratively scans remaining channels 1 to shost-maxchannel via scsiscanhostselected in commit...

CVE-2026-41070

openvpn-auth-oauth2 is a plugin/management interface client for OpenVPN server to handle an OIDC based single sign-on SSO auth flows. From version 1.26.3 to before version 1.27.3, when openvpn-auth-oauth2 is deployed in the experimental plugin mode shared library loaded by OpenVPN via the plugin...

CVE-2026-41070 openvpn-auth-oauth2 returns FUNC_SUCCESS on client-deny, allowing unauthenticated VPN access

openvpn-auth-oauth2 is a plugin/management interface client for OpenVPN server to handle an OIDC based single sign-on SSO auth flows. From version 1.26.3 to before version 1.27.3, when openvpn-auth-oauth2 is deployed in the experimental plugin mode shared library loaded by OpenVPN via the plugin...

CVE-2026-44499

ZEBRA (Zcash node, Rust) before 4.4.0 contains a composite DoS in the block discovery pipeline. An unauthenticated remote attacker can, via a single TCP connection, exploit three independent weaknesses in the gossip, syncer, and download subsystems to create a monotonically growing block deficit ...

CVE-2026-43413 scsi: hisi_sas: Fix NULL pointer exception during user_scan()

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Fix NULL pointer exception during userscan userscan invokes updated sasuserscan for channel 0, and if successful, iteratively scans remaining channels 1 to shost-maxchannel via scsiscanhostselected in commit...

CVE-2026-43413 scsi: hisi_sas: Fix NULL pointer exception during user_scan()

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Fix NULL pointer exception during userscan userscan invokes updated sasuserscan for channel 0, and if successful, iteratively scans remaining channels 1 to shost-maxchannel via scsiscanhostselected in commit...

CVE-2026-43413

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Fix NULL pointer exception during userscan userscan invokes updated sasuserscan for channel 0, and if successful, iteratively scans remaining channels 1 to shost-maxchannel via scsiscanhostselected in commit...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the hisisas driver’s improper handling of single-channel scenarios during the userscan...

openvpn-auth-oauth2 授权问题漏洞

OpenVPN-Auth-OAuth2 is a single-signpoint login authentication integration tool developed by Jan-Otto Kröpke. In versions 1.26.3 to 1.27.3 of OpenVPN-Auth-OAuth2, there were authorization-related vulnerabilities. These vulnerabilities occurred when clients did not support WebAuth/SSO in...

PT-2026-41807

Consensus Divergence in V5 Transparent SIGHASH SINGLE With No Corresponding Output Summary Zebra failed to enforce a ZIP-244 consensus rule for V5 transparent transactions: when an input is signed with SIGHASH SINGLE and there is no transparent output at the same index as that input, validation...

Sentry Python Library 21.12.x < 26.4.1 Improper Authentication (CVE-2026-42354)

The version of Sentry installed on the remote host is 21.12.0 or later but prior to 26.4.1. It is, therefore, affected by a vulnerability: - A critical vulnerability exists in the SAML SSO implementation of Sentry. The vulnerability allows an attacker to take over any user account by using a...