Microsoft Windows Subsystem for Linux (WSL2) < 2.7.10 Tampering (CVE-2026-57973) (July 2026)

The version of Microsoft Windows Subsystem for Linux WSL2 on the remote Windows host is prior to 2.7.10. It is, therefore, affected by a tampering vulnerability: - Time-of-check time-of-use toctou race condition in Windows Subsystem for Linux allows an authorized attacker to perform tampering...

PYSEC-2026-2730 Open WebUI: LDAP and OAuth First-User Race Condition Allows Multiple Admin Accounts

Summary The LDAP and OAuth authentication flows use a TOCTOU Time-of-Check-Time-of-Use pattern for first-user admin role assignment. The regular signup handler signuphandler in auths.py, line 663 was explicitly patched to prevent this race with the comment "Insert with default role first to avoid...

CVE-2026-21046

The vulnerability CVE-2026-21046 concerns the fabricKeymaster trustlet. It describes a time-of-check time-of-use race condition that exists prior to the SMR Jul-2026 Release 1. Impact is local: a privileged attacker could execute arbitrary code. The provided sources specify the affected component...

OESA-2026-2969 gzip security update

gzip is a single-file/stream lossless data compression utility, where the resulting compressed file generally has the suffix .gz. Security Fixes: GNU gzip contains a vulnerability in the gzexe utility related to insecure temporary file handling. When the mktemp utility is not available in the...

Erlang/OTP 25.3 < 27.3.4.14 / 28.0 < 28.5.0.3 / 29.0 < 29.0.3 DoS (CVE-2026-55950)

The version of Erlang/OTP installed on the remote host is 25.3 prior to 27.3.4.14, 28.0 prior to 28.5.0.3, or 29.0 prior to 29.0.3. It is, therefore, affected by a vulnerability: - Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an...

PYSEC-2026-1375 filelock has a TOCTOU race condition which allows symlink attacks during lock file creation

Impact A Time-of-Check-Time-of-Use TOCTOU race condition allows local attackers to corrupt or truncate arbitrary user files through symlink attacks. The vulnerability exists in both Unix and Windows lock file creation where filelock checks if a file exists before opening it with OTRUNC. An attack...

PYSEC-2026-1602 OpenStack magnum vulnerable to time-of-check to time-of-use (TOCTOU) attack

An issue in OpenStack magnum yoga-eom version allows a remote attacker to execute arbitrary code via the certmanager.py. component...

EUVD-2026-24994

install -D: symlink race in directory creation allows arbitrary file overwrite...

Linux Distros Unpatched Vulnerability : CVE-2026-55950

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all...

CVE-2026-55950 DTLS listener crash via race condition in dtls_packet_demux causes denial of service for all sessions

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

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...

CVE-2026-14160

Technical details about CVE-2026-14160 are not publicly provided in the supplied documents. Monitor for updates from Samsung Escargot advisories and NVD entries.

SUSE 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,...

Linux Distros Unpatched Vulnerability : CVE-2026-54370

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

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,...

EUVD-2026-40086

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,...

CVE-2026-41991 Predictable Temporary File in GNU gzip

GNU gzip contains a vulnerability in the gzexe utility related to insecure temporary file handling. When the mktemp utility is not available in the user’s PATH, gzexe falls back to constructing a temporary file path based solely on the process ID PID. This predictable filename is created without...

CVE-2026-13502

A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java of the component Maven Plugin. This manipulation causes time-of-check time-of-use. The attack is...