CVE-2026-23413

A flaw was found in the Linux kernel's clsact qdisc. This use-after-free vulnerability occurs due to an asymmetry in the initialization and destruction rollback process. When a replacement clsact qdisc instance fails during initialization, the destroy callback is triggered without properly...

Replay Attack

Overview @openclaw/zalo is an OpenClaw Zalo channel plugin Affected versions of this package are vulnerable to Replay Attack in the replay deduplication process. An attacker can bypass intended access restrictions by reusing messageId values across authenticated sibling-target delivery paths...

curl: # SCURLOPT_SSH_KNOWNHOSTS and host fingerprint pins are silently bypassed when an SSH connection is reused from the connection pool

Product libcurl all versions, all platforms, compiled with USESSH Protocols affected: sftp://, scp:// --- Summary libcurl's connection pool reuse logic for SSH-based protocols SFTP, SCP contains a security gap that allows a transfer's server-verification policy to be completely ignored. When an...

CVE-2026-4829

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow...

Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.11 Images Update

New images are available for Red Hat build of Keycloak 26.4.11 and Red Hat build of Keycloak 26.4.11 Operator, running on OpenShift Container Platform Red Hat build of Keycloak is an integrated sign-on solution, available as a Red Hat JBoss Middleware for OpenShift containerized image. The Red Ha...

Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.11 Update

New Red Hat build of Keycloak 26.4.11 packages are available from the Customer Portal Red Hat build of Keycloak 26.4.11 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security...

Devolutions Server < 2025.3.18 / 2026.1.x < 2026.1.12 Multiple Vulnerabilities (DEVO-2026-0010)

The version of Devolutions Server installed on the remote host is prior to 2025.3.18 or 2026.1.x prior to 2026.1.12. It is, therefore, affected by multiple vulnerabilities, including: - Improper authentication in the OAuth login functionality allows a remote attacker with valid credentials to...

Linux kernel 安全漏洞

The Linux kernel is the core of 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 delayed memory release by netfilter BPF, potentially leading to reused memory after release...

mcp-handler has a tool response leak across concurrent client sessions ('Race Condition')

mcp-handler versions prior to 1.1.0 accepted @modelcontextprotocol/sdk =1.26.0, which contains the fix for CVE-2026-25536. Workarounds - Upgrade @modelcontextprotocol/sdk to =1.26.0 note: the SDK will throw on transport reuse, which will break mcp-handler 1.1.0 which effectively forces the upgrad...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration due to the failure to revoke existing authenticated sessions after a password reset or password change process. An attacker can maintain unauthorized access to an account by reusing a previously obtained...

EUVD-2026-17921

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow...

CVE-2026-4829

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow...

CVE-2026-4924

Improper authentication in the two-factor authentication 2FA feature in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multifactor authentication and gain unauthorized access to the victim account via reuse of a partially authenticated session...

curl: CVE-2026-5545: wrong reuse of HTTP Negotiate connection

Summary: An attacker sharing a libcurl multi-handle connection pool can hijack another user's Negotiate/Kerberos-authenticated connection. When User A authenticates via Negotiate SPNEGO and the connection returns to the pool, User B using CURLAUTHANY with different credentials gets that connectio...

CVE-2026-4924

CVE-2026-4924 describes an improper authentication in the 2FA feature of Devolutions Server prior to 2026.1.12 (also before 2026.1.11 per advisories), where a remote actor with valid credentials can bypass MFA by reusing a partially authenticated session token, enabling unauthorized access to a v...

CVE-2026-4829

Summary: CVE-2026-4829 affects Devolutions Server versions up to 2026.1.11 (and earlier) and relates to improper authentication in the external OAuth flow. An authenticated user can authenticate as other users, including administrators, by reusing a session code from an external authentication fl...

[SECURITY] Fedora 43 Update: chunkah-0.3.2-1.fc43

chunkah is an OCI building tool that takes a flat rootfs and outputs a layered OCI image with content-based layers. It optimizes container image layer reuse by grouping files based on their content e.g., by RPM package rather than by Dockerfile instruction order. It is a generalized successor to...

The vulnerability of the release_module_tags() function in the lib/alloc_tag.c module of the Linux kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the releasemoduletags function in the lib/alloctag.c module of the Linux kernel is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected...

The vulnerability of the davinci_cpufreq_probe() function in the drivers/cpufreq/davinci-cpufreq.c module of the Linux kernel’s frequency scaling driver allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the davincicpufreqprobe function in the drivers/cpufreq/davinci-cpufreq.c module of the Linux kernel frequency scaling driver is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

Devolutions Server 安全漏洞

Devolutions Server is an application system developed by the Canadian company Devolutions. It provides a fully functional solution for shared accounts and password management. Versions of Devolutions Server prior to 2026.1.11 contained a security vulnerability. This vulnerability stemmed from...