CVE-2026-54706

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

CVE-2026-54706 OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionsharecli/web/sendbasemode.py through SendBaseModeWeb.setfileinfo and...

SUSE CVE-2026-54094

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to 2.63.14, it does not stop the HTTP file handlers from following symbolic links before they open, serve, write, share, or list a file. As a result, a...

ALSA-2026:48790 Important: osbuild-composer security update

A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood. Besides building images for local usage, it can also upload images directly to cloud. It is compatible with composer-cli and cockpit-composer clients. Security Fixes:...

CVE-2026-67433

CVE-2026-67433 affects Linuxfabrik monitoring-plugins (Python plugins for Icinga/Nagios). In version 6.0.0, the logfile check legacy database migration used a predictable path under /tmp via os.rename(), enabling a local user with plugin-account access to place a symlink that is followed by sqlit...

GO-2026-5879 Oras-go: File store write outside workingDir via symlink traversal in oras.land/oras-go

Oras-go: File store write outside workingDir via symlink traversal in oras.land/oras-go...

OESA-2026-3176 buildah security update

The package provides a command line tool which can be used to create a working container from scratch or create a working container from an image as a starting point mount/umount a working container's root file system for manipulation save container's root file system layer to create a new image...

OESA-2026-3175 buildah security update

The package provides a command line tool which can be used to create a working container from scratch or create a working container from an image as a starting point mount/umount a working container's root file system for manipulation save container's root file system layer to create a new image...

RLSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

acl security update

An update is available for acl. This update affects Rocky Linux 8. 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...

Oracle Linux 8 : acl (ELSA-2026-43420)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-43420 advisory. 2.4.0-1 - rebase to 2.4.0 to fix the following CVEs: - CVE-2026-54369 - Symlink traversal privilege escalation via libacl functions RHEL-186111 -...

RLSA-2026:42739 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

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...

RLSA-2026:42736 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

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...

acl: TOCTOU Symlink Traversal via getfacl/setfacl

A time-of-check to time-of-use TOCTOU race condition vulnerability was found in acl. By replacing a pathname component with a symbolic link between a security check and subsequent file operations, an attacker can redirect file access control list operations. This occurs when privileged processes...

ALSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

MiracleLinux 8 : go-toolset:rhel8 (AXSA:2026-1326:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1326:01 advisory. golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing CVE-2026-39821 crypto/x509: golan...

acl: TOCTOU Symlink Traversal via getfacl/setfacl

A time-of-check to time-of-use TOCTOU race condition vulnerability was found in acl. By replacing a pathname component with a symbolic link between a security check and subsequent file operations, an attacker can redirect file access control list operations. This occurs when privileged processes...