CVE-2026-59676: Time-of-check Time-of-use (TOCTOU) Race Condition

A Time-of-check Time-of-use TOCTOU Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files, This issue affects policycoreutils through 3.10...

RockyLinux 8 : acl (RLSA-2026:43420)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:43420 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenable...

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

Overview io.netty:netty-handler-ssl-ocsp is a Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Conditio...

GHSA-WC96-39FC-566F Netty: TOCTOU in OcspServerCertificateValidator

Summary Netty's OcspServerCertificateValidator forwards the SslHandshakeCompletionEvent before the asynchronous OCSP validation completes. This allows the client's downstream handlers to send sensitive application data e.g., HTTP requests to a revoked server before the channel is closed by the OC...

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

Overview n8n-nodes-base is a Base nodes of n8n Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via a race condition in the clone action. An attacker can execute arbitrary code on the server by exploiting a time-of-check to time-of-use TOCTOU...

CVE-2026-65598

n8n before 1.123.64, 2.29.8, and 2.30.1 contains a TOCTOU race condition in the Git node's clone operation that allows authenticated users to bypass path restrictions by swapping a directory for a symlink after the path is validated but before the clone runs. This lets an attacker plant a crafted...

acl security update

An update is available for acl. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Access Control Lists ACLs are used to define fine-grained discretionary access...

acl security update

An update is available for acl. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Access Control Lists ACLs are used to define fine-grained discretionary access...

CVE-2026-65598 n8n before 1.123.64 Remote Code Execution via Git Clone

n8n before 1.123.64, 2.29.8, and 2.30.1 contains a TOCTOU race condition in the Git node's clone operation that allows authenticated users to bypass path restrictions by swapping a directory for a symlink after the path is validated but before the clone runs. This lets an attacker plant a crafted...

CVE-2026-65598

n8n before 1.123.64, 2.29.8, and 2.30.1 contains a TOCTOU race condition in the Git node's clone operation that allows authenticated users to bypass path restrictions by swapping a directory for a symlink after the path is validated but before the clone runs. This lets an attacker plant a crafted...

CVE-2026-65598

CVE-2026-65598 affects n8n versions before 1.123.64 (also 2.29.8 and 2.30.1). A TOCTOU race in the Git node’s clone operation allows an authenticated user to bypass path restrictions by swapping a directory for a symlink after path validation but before the clone runs. An attacker can plant a cra...

CVE-2026-65598 n8n before 1.123.64 Remote Code Execution via Git Clone

n8n before 1.123.64, 2.29.8, and 2.30.1 contains a TOCTOU race condition in the Git node's clone operation that allows authenticated users to bypass path restrictions by swapping a directory for a symlink after the path is validated but before the clone runs. This lets an attacker plant a crafted...

Important: Red Hat Security Advisory: acl security update

An update for acl is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

RHEL 8 : acl (RHSA-2026:43420)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:43420 advisory. Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain t...

RockyLinux 9 : acl (RLSA-2026:42736)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:42736 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenable...

AlmaLinux 9 : acl (ALSA-2026:42736)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:42736 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenable...

CVE-2026-65598: Time-of-check Time-of-use (TOCTOU) Race Condition

n8n before 1.123.64, 2.29.8, and 2.30.1 contains a TOCTOU race condition in the Git node's clone operation that allows authenticated users to bypass path restrictions by swapping a directory for a symlink after the path is validated but before the clone runs. This lets an attacker plant a crafted...

Gitea: TOTP TOCTOU race on web 2FA paths + missing replay check on Basic-Auth `X-Gitea-OTP` surface

Summary I'm reporting two related TOTP one-time-use defects in Gitea that survive the CVE-2021-45331 fix. The 2018 fix PR 3878 introduced the TwoFactor.LastUsedPasscode field and added an in-memory inequality check on the web 2FA login path. That check works correctly in the single-request case,...

SUSE CVE-2026-63937

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Use READONCE when reading entries/indices from PSC buffer Use READONCE when reading entries/indices from the guest-accessible Page State Change buffer to defend against TOCTOU bugs. Don't bother with READONCE/WRITEONCE...

EulerOS Virtualization 2.10.1 : libcap (EulerOS-SA-2026-2825)

According to the versions of the libcap package 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...