CVE-2026-12374

Improper certificate validation and a time-of-check time-of-use TOCTOU race condition in the PrivilegedHelperTool XPC service in Cato Client before v.5.13.1 on macOS allows a local authenticated attacker to escalate privileges to root via a self-signed certificate that bypasses the XPC caller...

CVE-2026-10546 DNS Rebinding TOCTOU Bypass of SSRF Protection in Langflow OSS URL Component

IBM Langflow OSS 1.0.0 through 1.9.3 contains a Server-Side Request Forgery SSRF vulnerability in the URL component src/lfx/src/lfx/components/datasource/url.py due to a Time-of-Check/Time-of-Use TOCTOU race condition that can be exploited via DNS rebinding...

UBUNTU-CVE-2026-54370

acl before version 2.4.0 contains a time-of-check to time-of-use TOCTOU race condition vulnerability that allows local attackers to escalate privileges by replacing a pathname component with a symbolic link between an lstat check and subsequent symlink-following operations such as stat, chown,...

CVE-2026-54370 acl < 2.4.0 TOCTOU Symlink Traversal via getfacl/setfacl/chacl

acl before version 2.4.0 contains a time-of-check to time-of-use TOCTOU race condition vulnerability that allows local attackers to escalate privileges by replacing a pathname component with a symbolic link between an lstat check and subsequent symlink-following operations such as stat, chown,...

EulerOS 2.0 SP15 : libcap (EulerOS-SA-2026-2446)

According to the versions of the libcap packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the capsetfile function...

JLSEC-2026-626 Rsync versions before 3.4.3 contain a time-of-check to time-of-use (TOCTOU) race condition in...

Rsync versions before 3.4.3 contain a time-of-check to time-of-use TOCTOU race condition in daemon file handling that allows attackers to redirect file writes outside intended directories by replacing parent directory components with symbolic links. Attackers with write access to a module path ca...

PT-2026-52163

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.9.3 Description A Server-Side Request Forgery SSRF issue exists in the URL component located at src/lfx/src/lfx/components/data source/url.py. This is caused by a Time-of-Check/Time-of-Use TOCTOU race...

RockyLinux 8 : rsync (RLSA-2026:26408)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:26408 advisory. rsync: rsync: Remote memory disclosure via integer overflow in compressed-token decoding CVE-2026-43618 rsync: TOCTOU symlink race condition allowing...

rsync: TOCTOU symlink race condition allowing local privilege escalation in daemon mode without chroot.

A flaw was found in rsync. An rsync daemon configured with "use chroot = no" is exposed to a time-of-check / time-of-use race on parent path components. A local attacker with write access to a module can replace a parent directory component with a symlink between the receiver's check and its open...

Important: rsync security update

The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization with rsync is fast because rsync only sends the differences in files over the network instead of sending whole files. The rsync utility is also used as a mirroring tool. Security Fixes:...

PT-2026-49073

Name of the Vulnerable Software and Affected Versions abrt-dbus affected versions not specified Description A time-of-check time-of-use TOCTOU race condition exists in the SetElement method of the abrt-dbus D-Bus service. A TOCTOU race condition occurs when a program checks a condition such as a...

CVE-2026-54055

Kitty is a cross-platform GPU based terminal. In versions prior to 0.47.2, a local privilege escalation vulnerability exists in kitty's file transmission protocol where a child process running in the terminal can write to arbitrary files on the filesystem by exploiting a TOCTOU...

UBUNTU-CVE-2026-54055

Kitty is a cross-platform GPU based terminal. In versions prior to 0.47.2, a local privilege escalation vulnerability exists in kitty's file transmission protocol where a child process running in the terminal can write to arbitrary files on the filesystem by exploiting a TOCTOU...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview org.apache.cxf:cxf-rt-rs-security-oauth2 is a services framework. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition due to a race condition in the AbstractOAuthDataProvider method when handling refresh tokens if the recycleRefreshTokens...

EulerOS Virtualization 2.13.0 : libcap (EulerOS-SA-2026-2402)

According to the versions of the libcap packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the...

CVE-2026-45487

CVE-2026-45487 is a Windows vulnerability in the Program Compatibility Assistant Service where a TOCTOU race condition enables a local, authorized user to elevate privileges. Affected component: Program Compatibility Assistant Service on Windows. Root cause: TOCTOU race condition allowing privile...

CVE-2026-49958 Hermes WebUI < 0.51.303 TOCTOU Race Condition via git_discard

Hermes WebUI before version 0.51.303 contains a time-of-check time-of-use TOCTOU race condition vulnerability in the gitdiscard function within api/workspacegit.py that allows attackers to delete files outside the configured workspace boundary by replacing a validated path component with a symlin...

PT-2026-48120

Hermes WebUI before version 0.51.303 contains a time-of-check time-of-use TOCTOU race condition vulnerability in the git discard function within api/workspace git.py that allows attackers to delete files outside the configured workspace boundary by replacing a validated path component with a...

EulerOS 2.0 SP11 : libcap (EulerOS-SA-2026-2249)

According to the versions of the libcap packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the capsetfile function...

CVE-2026-44469

The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before...