CVE-2026-45720 Omni: TOCTOU race condition allows multiple concurrent uses of a single-use SAML session token

Omni manages Kubernetes on bare metal, virtual machines, or in a cloud. Prior to 1.6.6 and from 1.7.0 until 1.7.3, SAML.getSession in internal/pkg/auth/interceptor/saml.go checks SAMLAssertion.Used and marks it used in separate state operations. Concurrent requests carrying the same captured...

CVE-2026-54576 mport package installation has symlink TOCTOU in chown and chmod handling

mport is the MidnightBSD Package Manager. Prior to 2.7.8, doactualinstall in libmport/bundlereadinstallpkg.c used path-based lstat, chown, stat, and chmod operations while installing package files. A local attacker with write access to a target directory could replace a checked file with a symlin...

CVE-2026-54576 mport package installation has symlink TOCTOU in chown and chmod handling

mport is the MidnightBSD Package Manager. Prior to 2.7.8, doactualinstall in libmport/bundlereadinstallpkg.c used path-based lstat, chown, stat, and chmod operations while installing package files. A local attacker with write access to a target directory could replace a checked file with a symlin...

CVE-2026-54576 mport package installation has symlink TOCTOU in chown and chmod handling

mport is the MidnightBSD Package Manager. Prior to 2.7.8, doactualinstall in libmport/bundlereadinstallpkg.c used path-based lstat, chown, stat, and chmod operations while installing package files. A local attacker with write access to a target directory could replace a checked file with a symlin...

CVE-2026-54575

mport , the MidnightBSD Package Manager, is affected by a TOCTOU filesystem race in its privileged package fetch and cache-cleaning operations prior to version 2.7.8 . The race-prone path handling spans multiple components including libmport/fetch.c, libmport/clean.c, and the mport.create helper....

CVE-2026-54575 mport package fetch and clean paths are vulnerable to TOCTOU filesystem races

mport is the MidnightBSD Package Manager. Prior to 2.7.8, privileged package fetch and cache-cleaning operations used race-prone path handling across libmport/fetch.c, libmport/clean.c, libmport/util.c, libmport/bundlereadinstallpkg.c, libmport/deleteprimative.c, and...

CVE-2026-54575 mport package fetch and clean paths are vulnerable to TOCTOU filesystem races

mport is the MidnightBSD Package Manager. Prior to 2.7.8, privileged package fetch and cache-cleaning operations used race-prone path handling across libmport/fetch.c, libmport/clean.c, libmport/util.c, libmport/bundlereadinstallpkg.c, libmport/deleteprimative.c, and...

CVE-2026-54575 mport package fetch and clean paths are vulnerable to TOCTOU filesystem races

mport is the MidnightBSD Package Manager. Prior to 2.7.8, privileged package fetch and cache-cleaning operations used race-prone path handling across libmport/fetch.c, libmport/clean.c, libmport/util.c, libmport/bundlereadinstallpkg.c, libmport/deleteprimative.c, and...

SUSE CVE-2026-89917

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle VNCR TLB invalidation race with vcpuput VNCR unmapping While VNCR TLB invalidation always occurs under the MMU lock, vcpuput doesn't, while it unmaps the VNCR page. The problem is that the invalidation evaluate...

Exploit for Time-of-check Time-of-use (TOCTOU) Race Condition in Google Chrome

CVE-2026-85045 A training poc I cooked up while going after t...

CVE-2026-86861 pgAdmin 4: File Manager save_file writes through a symbolic link planted after the containment check

pgAdmin 4's File Manager savefile endpoint, which backs saving from the Query Tool and ERD, validated the requested path with Filemanager.checkaccesspermission and then opened the file for writing with a plain open call. CVE-2026-7819 had previously hardened the separate file upload path by openi...

CVE-2026-86861

pgAdmin 4 's File Manager save_file endpoint (used by the Query Tool and ERD) contained a TOCTOU race : after validating a path with check_access_permission(), it opened the file with a plain open() call lacking the O_NOFOLLOW protection that the separate upload path had gained in CVE-2026-7819. ...

CVE-2026-86861 pgAdmin 4: File Manager save_file writes through a symbolic link planted after the containment check

pgAdmin 4's File Manager savefile endpoint, which backs saving from the Query Tool and ERD, validated the requested path with Filemanager.checkaccesspermission and then opened the file for writing with a plain open call. CVE-2026-7819 had previously hardened the separate file upload path by openi...

CVE-2026-82761

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in team-alembic AshAuthentication allows an attacker holding a leaked magic link to replay its single-use token and authenticate as the target subject. A magic link configured with singleusetoken?, which is the default, is meant to be...

EUVD-2026-81480

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in team-alembic AshAuthentication allows an attacker holding a leaked magic link to replay its single-use token and authenticate as the target subject. A magic link configured with singleusetoken?, which is the default, is meant to be...

CVE-2026-82761

AshAuthentication (by team-alembic) is vulnerable to a TOCTOU race condition that allows concurrent redemptions of a single-use magic link token. The sign-in flow verifies the JWT via Jwt.verify/4 and revokes it only in an after_action or after_transaction hook, after the sign-in has already comm...

CVE-2026-82761

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in team-alembic AshAuthentication allows an attacker holding a leaked magic link to replay its single-use token and authenticate as the target subject. A magic link configured with singleusetoken?, which is the default, is meant to be...

CVE-2026-82761 Magic link single-use tokens replayable via TOCTOU race in AshAuthentication

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in team-alembic AshAuthentication allows an attacker holding a leaked magic link to replay its single-use token and authenticate as the target subject. A magic link configured with singleusetoken?, which is the default, is meant to be...

CVE-2026-82761 Magic link single-use tokens replayable via TOCTOU race in AshAuthentication

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in team-alembic AshAuthentication allows an attacker holding a leaked magic link to replay its single-use token and authenticate as the target subject. A magic link configured with singleusetoken?, which is the default, is meant to be...

CVE-2026-82761 Magic link single-use tokens replayable via TOCTOU race in AshAuthentication

Time-of-check Time-of-use TOCTOU Race Condition vulnerability in team-alembic AshAuthentication allows an attacker holding a leaked magic link to replay its single-use token and authenticate as the target subject. A magic link configured with singleusetoken?, which is the default, is meant to be...