CVE-2026-46680

A flaw was found in containerd, an open-source container runtime. Containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username. This vulnerability allows a crafted container image to bypass the Kubernetes runAsNonRoot restrictio...

Linux Distros Unpatched Vulnerability : CVE-2026-46680

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cann...

CVE-2026-46680

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

CVE-2026-46680

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

UBUNTU-CVE-2026-46680

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

CVE-2026-46680

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

EUVD-2026-41103

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

CVE-2026-46680 containerd user ID handling bypass allows runAsNonRoot evasion

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

CVE-2026-46680 containerd user ID handling bypass allows runAsNonRoot evasion

containerd is an open-source container runtime. In versions prior to 1.7.32, 2.0.9, 2.2.4 and 2.3.1, containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username, leading to runAsNonRoot evasion. If a crafted image provides an...

CVE-2026-46680

CVE-2026-46680 concerns containerd, the container runtime. A flaw in how numeric User directives are parsed (not a 32-bit integer) can cause such values to be treated as usernames, enabling runAsNonRoot evasion. If a crafted image supplies an /etc/passwd mapping that maps this large numeric strin...

Containerd 1.7.27 < 1.7.32 / 2.0.4 < 2.0.9 / 2.1.x < 2.2.4 / 2.3.x < 2.3.1 runAsNonRoot Bypass

The version of Containerd on the remote host is 1.7.27 prior to 1.7.32, 2.0.4 prior to 2.0.9, 2.1.x prior to 2.2.4, or 2.3.x prior to 2.3.1. It is, therefore, affected by a security bypass vulnerability. A bug was found in containerd where containers launched with a numeric User directive that...

Access of Resource Using Incompatible Type ('Type Confusion')

Overview Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type 'Type Confusion' via improper handling of numeric User directives in container configuration. An attacker can gain elevated privileges by supplying a crafted image with an /etc/passwd file that...

GHSA-FQW6-GF59-QR4W containerd user ID handling bypass allows runAsNonRoot evasion

Impact A bug was found in containerd where containers launched with a numeric User directive that cannot be parsed as a 32-bit integer are incorrectly treated as a username. If a crafted image provides an /etc/passwd file mapping this large numeric string to root, the container ultimately runs as...

PT-2026-42700

Name of the Vulnerable Software and Affected Versions containerd versions prior to 2.3.1 containerd versions prior to 2.2.4 containerd versions prior to 2.0.9 containerd versions prior to 1.7.32 Description An input validation error exists where containers launched with a numeric User directive...

Astra Linux – Vulnerability in sudo

In Sudo version 1.8.29, an attacker with access to a Runas ALL sudoer account can impersonate a non-existent user by executing sudo with a numerical UID that is not associated with any user. NOTE: The software maintainer believes that this is not a vulnerability, as executing a command via sudo a...

PT-2026-31981

OpenClaw before 2026.3.22 contains a webhook reply delivery vulnerability that allows attackers to rebind chat replies to unintended users by exploiting mutable username matching instead of stable numeric user identifiers. Attackers can manipulate username changes to redirect webhook-triggered...

CVE-2025-41346

Faulty authorization control in software WinPlus v24.11.27 by Informática del Este that allows another user to be impersonated simply by knowing their 'numerical ID', meaning that an attacker could compromise another user's account, thereby affecting the confidentiality, integrity, and availabili...

CVE-2025-41346 Stored Cross-Site Scripting (XSS) in WinPlus by Informática del Este

Faulty authorization control in software WinPlus v24.11.27 by Informática del Este that allows another user to be impersonated simply by knowing their 'numerical ID', meaning that an attacker could compromise another user's account, thereby affecting the confidentiality, integrity, and availabili...

SUSE CVE-2016-3697

libcontainer/user/user.go in runC before 0.1.0, as used in Docker before 1.11.2, improperly treats a numeric UID as a potential username, which allows local users to gain privileges via a numeric username in the password file in a container...

Linux: SSH DenyUsers

The DenyUsersvariable gives the system administrator the option of denying specific users to ssh into the system. The list consists of space separated user names. Numeric user IDs are not recognized with this variable. If a system administrator wants to restrict user access further by specificall...