CVE-2026-56258 Crawl4AI - Arbitrary File Write via output_path Symlink and TOCTOU

Crawl4AI before 0.8.8 contains an arbitrary file write vulnerability in the screenshot and PDF endpoints that allows unauthenticated attackers to write files outside the intended directory via symlink and time-of-check-time-of-use TOCTOU attacks on the outputpath parameter. Remote attackers can...

postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

A flaw was found in PostgreSQL. This vulnerability, related to symlink following in pgbasebackup plain format and pgrewind, allows an origin superuser to overwrite local files. By exploiting this, an attacker could potentially hijack the operating system account. This attack has practical...

PT-2026-51548

Name of the Vulnerable Software and Affected Versions Language Servers for AWS versions prior to 1.69.0 Description Missing symlink validation may allow an arbitrary file write outside of the workspace trust boundary. This occurs when a local user opens a workspace containing a maliciously crafte...

PT-2026-51524

Name of the Vulnerable Software and Affected Versions pwnlift versions prior to d7a9544 Description In a privileged deployment, the upload handler in 'Components/Pages/Home.razor' contains a symlink following issue. This occurs when the application follows symbolic links files that point to anoth...

PT-2026-51638

Name of the Vulnerable Software and Affected Versions mise versions prior to 2026.6.1 Description The HTTP backend in mise improperly handles version strings for non-latest versions when creating install symlinks. Instead of using a sanitized version pathname, it uses the raw resolved version...

PT-2026-51629

Name of the Vulnerable Software and Affected Versions Gogs versions prior to 0.14.3 Description An issue exists in the Repository.UploadRepoFiles function where symlink checks are performed only on the leaf of the upload target using osx.IsSymlinktargetPath, unlike other functions that validate...

rsync security update

3.2.5-7.2 - Fix integer overflow in compressed-token decoding CVE-2026-43618 - Resolves: RHEL-174932 3.2.5-7.1 - Fix TOCTOU symlink race in daemon no-chroot mode CVE-2026-29518 - Resolves: RHEL-174952 3.2.5-4 - Resolves: RHEL-104404 - Do not clear DISPLAY unconditionally...

PT-2026-51546

Name of the Vulnerable Software and Affected Versions Python tarfile affected versions not specified Description A flaw exists in the extractall function when using the 'data' or 'tar' filters. A specially crafted archive containing a hardlink that references a symlink stored at a deeper path can...

RHEL 9 : postgresql:15 (RHSA-2026:28037)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:28037 advisory. PostgreSQL is an advanced object-relational database management system DBMS. Security Fixes: postgresql: PostgreSQL: Operating system accou...

Budibase has arbitrary file read by workspace-builder via PWA-zip symlink upload

Summary POST /api/pwa/process-zip at packages/server/src/api/routes/static.ts:24 accepts a builder-uploaded .zip, extracts it with [email protected] into a temp directory, then for each entry listed in icons.json validates the icon path, opens it, and streams the bytes into MinIO. The resulting...

Symlink Attack

Overview @budibase/server is a Budibase Web Server Affected versions of this package are vulnerable to Symlink Attack via the processPWAZip process. An attacker can access sensitive files on the server by uploading a crafted zip archive containing symbolic links that point to arbitrary files, whi...

GHSA-W7MQ-R738-X278 Budibase has arbitrary file read by workspace-builder via PWA-zip symlink upload

Summary POST /api/pwa/process-zip at packages/server/src/api/routes/static.ts:24 accepts a builder-uploaded .zip, extracts it with [email protected] into a temp directory, then for each entry listed in icons.json validates the icon path, opens it, and streams the bytes into MinIO. The resulting...

golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root

A flaw was found in the internal/syscall/unix package in the Go standard library. If the target of the Root.Chmod function is replaced with a symbolic link during execution, specifically after Root.Chmod checks the target but before acting, the chmod operation will be performed on the file the...

golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root

A flaw was found in the internal/syscall/unix package in the Go standard library. If the target of the Root.Chmod function is replaced with a symbolic link during execution, specifically after Root.Chmod checks the target but before acting, the chmod operation will be performed on the file the...

postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

A flaw was found in PostgreSQL. This vulnerability, related to symlink following in pgbasebackup plain format and pgrewind, allows an origin superuser to overwrite local files. By exploiting this, an attacker could potentially hijack the operating system account. This attack has practical...

runc: Malicious image with /dev symlink can trigger limited host filesystem integrity violations

Impact When setting up the container rootfs, setupPtmx and setupDevSymlinks call os.Remove and os.Symlink with a filepath.Join string which allow an image with /dev as a symlink to trick runc into deleting files called ptmx on the host or creating a hardcoded set of symlinks with specific names a...

GHSA-XJVP-4FHW-GC47 runc: Malicious image with /dev symlink can trigger limited host filesystem integrity violations

Impact When setting up the container rootfs, setupPtmx and setupDevSymlinks call os.Remove and os.Symlink with a filepath.Join string which allow an image with /dev as a symlink to trick runc into deleting files called ptmx on the host or creating a hardcoded set of symlinks with specific names a...

SUSE-SU-2026:22247-1 Security update for crun

This update for crun fixes the following issue - CVE-2026-47766: crun follows rootfs /dev symlink while creating default devices bsc1268302...

postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

A flaw was found in PostgreSQL. This vulnerability, related to symlink following in pgbasebackup plain format and pgrewind, allows an origin superuser to overwrite local files. By exploiting this, an attacker could potentially hijack the operating system account. This attack has practical...

Important: Red Hat Security Advisory: postgresql security update

An update for postgresql is now available for Red Hat Enterprise Linux 9. 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 fro...