CWE-59— Improper Link Resolution Before File Access (Link Following)

Improper neutralization of input during web page generation ('cross-site scripting') in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

Dell/Alienware Purchased Apps, versions prior to 1.1.31.0, contain an Improper Link Resolution Before File Access ('Link Following') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, l…

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, domain="path" authorization is checked before final file open/use. A symlink swap between check-time a…

node-tar is a full-featured Tar for Node.js. Prior to version 7.5.10, tar can be tricked into creating a hardlink that points outside the extraction directory by using a drive-relative link target such as C:../target.txt, which enables fil…

Improper link resolution in the VX800v v1.0 SFTP service allows authenticated adjacent attackers to use crafted symbolic links to access system files, resulting in high confidentiality impact and limited integrity risk.

Backstage is an open framework for building developer portals, and @backstage/cli-common provides config loading functionality used by the backend and command line interface of Backstage. Prior to version 0.1.17, the `resolveSafeChildPath`…

filelock is a platform-independent file lock for Python. In versions prior to 3.20.1, a Time-of-Check-Time-of-Use (TOCTOU) race condition allows local attackers to corrupt or truncate arbitrary user files through symlink attacks. The vulne…

Dell Client Platform Firmware Update Utility contains an Improper Link Resolution vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.

Dell PowerScale OneFS versions 8.2.2.x through 9.8.0.1 contains a UNIX symbolic link (symlink) following vulnerability. A local high privileged attacker could potentially exploit this vulnerability, leading to denial of service, informatio…

This issue was addressed with improved validation of symlinks. This issue is fixed in macOS Monterey 12.7.5, macOS Sonoma 14.5, macOS Ventura 13.6.7. An app may be able to modify protected parts of the file system.

DUP framework version 4.9.4.36 and prior contains insecure operation on Windows junction/Mount point vulnerability. A local malicious standard user could exploit the vulnerability to create arbitrary files, leading to denial of service

Zscaler Client Connector for Windows before 4.1 writes/deletes a configuration file inside specific folders on the disk. A malicious user can replace the folder and execute code as a privileged user.

Dell Command | Update, Dell Update, and Alienware Update versions 4.9.0, A01 and prior contain an Insecure Operation on Windows Junction / Mount Point vulnerability. A local malicious user could potentially exploit this vulnerability to c…

Docker Desktop for Windows before 4.6 allows attackers to overwrite any file through the windowscontainers/start dockerBackendV2 API by controlling the data-root field inside the DaemonJSON field in the WindowsContainerStartRequest class. …

In Eternal Terminal 6.2.1, TelemetryService uses fixed paths in /tmp. For example, a local attacker can create /tmp/.sentry-native-etserver with mode 0777 before the etserver process is started. The attacker can choose to read sensitive in…

Windows Malicious Software Removal Tool Elevation of Privilege Vulnerability

There is an open race window when writing output in the following utilities in GNU binutils version 2.35 and earlier:ar, objcopy, strip, ranlib. When these utilities are run as a privileged user (presumably as part of a script updating bin…

A vulnerability in the Cisco Application Framework component of the Cisco IOx application environment could allow an authenticated, local attacker to overwrite arbitrary files in the virtual instance that is running on the affected device.…

Lintian before 2.5.12 allows remote attackers to gather information about the "host" system using crafted symlinks.

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to improper validation of symbolic links.

vm-support 0.88 in VMware Tools, as distributed with VMware Workstation through 10.0.3 and other products, allows local users to write to arbitrary files via a symlink attack on a file in /tmp.

The (1) mkxmltype and (2) mkdtskel scripts in XML-DT before 0.64 allow local users to overwrite arbitrary files via a symlink attack on a /tmp/_xml_##### temporary file.

tmp_smtp.c in pktstat 1.8.5 allows local users to overwrite arbitrary files via a symlink attack on /tmp/smtp.log.

The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users to create or overwrite arbitrary files via a symlink attack on the X11 user directory in /run/user/.

The init script in kbd, possibly 1.14.1 and earlier, allows local users to overwrite arbitrary files via a symlink attack on /dev/shm/defkeymap.map.

CrashHouseKeeping in Crash Reporting in Apple iOS before 7.1 and Apple TV before 6.1 allows local users to change arbitrary file permissions by leveraging a symlink.

OpenFabrics ibutils 1.5.7 allows local users to overwrite arbitrary files via a symlink attack on (1) ibdiagnet.db, (2) ibdiagnet.fdbs, (3) ibdiagnet_ibis.log, (4) ibdiagnet.log, (5) ibdiagnet.lst, (6) ibdiagnet.mcfdbs, (7) ibdiagnet.pkey,…

rss-newsfeed.php in Nagios Core 3.4.4, 3.5.1, and earlier, when MAGPIE_CACHE_ON is set to 1, allows local users to overwrite arbitrary files via a symlink attack on /tmp/magpie_cache.

nagios.upgrade_to_v3.sh, as distributed by Red Hat and possibly others for Nagios Core 3.4.4, 3.5.1, and earlier, allows local users to overwrite arbitrary files via a symlink attack on a temporary nagioscfg file with a predictable name in…

The getSkillname function in the eve module in Conky 1.8.1 and earlier allows local users to overwrite arbitrary files via a symlink attack on /tmp/.cesf.

The do_dump_data function in utils/opcontrol in OProfile 0.9.6 and earlier might allow local users to create or overwrite arbitrary files via a crafted --session-dir argument in conjunction with a symlink attack on the opd_pipe file, a dif…

/etc/init.d/boot.localfs in the aaa_base package before 11.2-43.48.1 in SUSE openSUSE 11.2, and before 11.3-8.7.1 in openSUSE 11.3, allows local users to overwrite arbitrary files via a symlink attack on /dev/shm/mtab.

The Debian GNU/Linux /etc/cron.d/php5 cron job for PHP 5.3.5 allows local users to delete arbitrary files via a symlink attack on a directory under /var/lib/php5/.

The FileUtils.remove_entry_secure method in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, 1.8.8dev, 1.9.1 through 1.9.1-430, 1.9.2 through 1.9.2-136, and 1.9.3dev allows local users to delete arbitrary files via a symlink attack.

openibd in OpenFabrics Enterprise Distribution (OFED) 1.5.2 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/ib_set_node_desc.sh temporary file.

NLTK versions before 3.9.4 contain a symlink escape vulnerability in CorpusReader.open() that allows local attackers to read arbitrary files outside the corpus root. The vulnerability exists because path validation is lexical and does not …

Data::Buffer::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without O_NOFOLLOW. The segment is created in buf_generic.h with open(path, O_RDWR|O_CREAT|O_EXCL, 0666). O_EXCL blocks a pre-seeded …

This issue was addressed with improved validation of symlinks. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to access sensiti…

text-generation-webui is an open-source web interface for running Large Language Models. In versions through 3.13, a Local File Inclusion vulnerability exists in the character picture upload feature. An attacker can upload a text file cont…

The configuration initialization tool in OpenVPN 3 Linux v20 through v24 on Linux allows a local attacker to use symlinks pointing at an arbitrary directory which will change the ownership and permissions of that destination directory.

UNIX Symbolic Link (Symlink) Following in TP-Link Archer A7(US)_V5_200721 allows an authenticated admin user, with physical access and network access, to execute arbitrary code after plugging a crafted USB drive into the router.

The mountpoint_last function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain reference count during attempts to use the umount system call in conjunction with a symlink, which allows local users to caus…

openCryptoki 2.4.1 allows local users to create or set world-writable permissions on arbitrary files via a symlink attack on the (1) LCK..opencryptoki or (2) LCK..opencryptoki_stdll file in /var/lock/.

gpsdrive (aka gpsdrive-scripts) 2.10~pre4 allows local users to overwrite arbitrary files via a symlink attack on the (a) /tmp/.smswatch or (b) /tmp/gpsdrivepos temporary file, related to (1) examples/gpssmswatch and (2) src/splash.c, diff…

os-prober in os-prober 1.17 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/mounted-map or (2) /tmp/raided-map temporary file. NOTE: the vendor disputes this issue, stating "the insecure code path shou…

freevo.real in freevo 1.8.1 allows local users to overwrite arbitrary files via a symlink attack on (1) /tmp/*-#####.pid, (2) /tmp/freevo-gdb, (3) /tmp/freevo-gdb.sh, and (4) /tmp/*.stats temporary files. NOTE: this issue is only a vulner…

The init.d script for the X.Org X11 xfs font server on various Linux distributions might allow local users to change the permissions of arbitrary files via a symlink attack on the /tmp/.font-unix temporary file.

Composer is a dependency Manager for the PHP language. From 1.0 until 2.2.30 and from 2.3.0 until 2.10.3, a malicious or compromised dependency can bypass the earlier CVE-2026-59946 binary-path hardening because Composer validates literal …

OpenTofu before 1.11.7 fails to validate existing symlinks in the provider cache directory during initialization. Attackers can place a malicious symlink in a trusted working directory to cause tofu init to write provider package contents …

Claude Code is an agentic coding tool. From 2.1.59 until 2.1.128, the Claude Code /copy command wrote responses to a hardcoded, predictable path (/tmp/claude/response.md) without UID isolation, randomness, or symlink protection. The file …