python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback

Summary setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a cross-device rename fallback is triggered. Details The rewrite context manager in dotenv/main.py is used by both setkey...

GHSA-MF9W-MJ56-HR94 python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback

Summary setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a cross-device rename fallback is triggered. Details The rewrite context manager in dotenv/main.py is used by both setkey...

PYSEC-2026-2270

python-dotenv reads key-value pairs from a .env file and can set them as environment variables. Prior to version 1.2.2, setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a...

CVE-2026-28684 python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback

python-dotenv reads key-value pairs from a .env file and can set them as environment variables. Prior to version 1.2.2, setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a...

CVE-2026-28684

python-dotenv reads key-value pairs from a .env file and can set them as environment variables. Prior to version 1.2.2, setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a...

CVE-2026-28684

CVE-2026-28684 (python-dotenv) : The issue affects python-dotenv where the functions set_key() and unset_key() follow symbolic links when rewriting the .env file. This behavior enables a local attacker to overwrite arbitrary files via a crafted symlink during a cross-device rename fallback. Impac...

CVE-2026-28684 python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback

python-dotenv reads key-value pairs from a .env file and can set them as environment variables. Prior to version 1.2.2, setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a...

CVE-2026-28684 python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback

python-dotenv reads key-value pairs from a .env file and can set them as environment variables. Prior to version 1.2.2, setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a...

CVE-2026-5958

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...

GNU Sed 安全漏洞

GNU Sed is a command-line tool in the GNU community in the United States, used for text stream editing and batch processing. GNU Sed has a security vulnerability that arises from a race condition when both the -i and --follow-symlinks options are used simultaneously, which may allow attackers to...

PT-2026-33800

Name of the Vulnerable Software and Affected Versions python-dotenv versions prior to 1.2.2 Description The set key and unset key functions in python-dotenv follow symbolic links when rewriting .env files. This occurs when the rewrite context manager in dotenv/main.py writes to a temporary file i...

python-dotenv 安全漏洞

python-dotenv is a Python environment management tool developed by Saurabh Kumar. Versions of python-dotenv prior to version 1.2.2 contained security vulnerabilities. These vulnerabilities stemmed from defects in the setkey and unsetkey functions when dealing with symbolic links, which could allo...

PT-2026-33758

Name of the Vulnerable Software and Affected Versions gnu sed versions prior to 4.10 Description A race condition exists when the software is invoked with both -i in-place edit and --follow-symlinks. The function open next file performs two separate, non-atomic filesystem operations on the same...

DEBIAN-CVE-2026-40491

gdown is a Google Drive public file/folder downloader. Versions prior to 5.2.2 are vulnerable to a Path Traversal attack within the extractall functionality. When extracting a maliciously crafted ZIP or TAR archive, the library fails to sanitize or validate the filenames of the archive members...

CVE-2026-40491

gdown is a Google Drive public file/folder downloader. Versions prior to 5.2.2 are vulnerable to a Path Traversal attack within the extractall functionality. When extracting a maliciously crafted ZIP or TAR archive, the library fails to sanitize or validate the filenames of the archive members...

EUVD-2026-23642

gdown is a Google Drive public file/folder downloader. Versions prior to 5.2.2 are vulnerable to a Path Traversal attack within the extractall functionality. When extracting a maliciously crafted ZIP or TAR archive, the library fails to sanitize or validate the filenames of the archive members...

gdown 安全漏洞

gdown is a Google Drive file download tool developed by Kentaro Wada. Versions of gdown prior to 5.2.2 contained security vulnerabilities; these vulnerabilities stemmed from the extractall function’s path traversal vulnerability, which could lead to arbitrary file overwriting and remote code...

OpenTelemetry eBPF Instrumentation: Privileged Java agent injection allows arbitrary host file overwrite via untrusted TMPDIR

Summary A flaw in the Java agent injection path allows a local attacker controlling a Java workload to overwrite arbitrary host files when Java injection is enabled and OBI is running with elevated privileges. The injector trusted TMPDIR from the target process and used unsafe file creation...

EUVD-2026-23470

Anviz CX7 Firmware is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files e.g., /etc/shadow, enabling unauthorized SSH access when combined with debug‑setting changes...

CVE-2026-31927 Anviz CX7 Firmware Relative Path Traversal

Anviz CX7 Firmware is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files e.g., /etc/shadow, enabling unauthorized SSH access when combined with debug‑setting changes...