CVE-2026-62239 FlashAttention Symlink Attack via tarfile.extractall in hopper/setup.py

FlashAttention through 2.8.3.post1, fixed in commit 0816ef1, contains a symlink attack vulnerability in the downloadandcopy function within hopper/setup.py that extracts NVIDIA toolchain archives without validating symlinks or filtering tar members. A local attacker can pre-plant a symlink in the...

CVE-2026-62239

FlashAttention through 2.8.3.post1, fixed in commit 0816ef1, contains a symlink attack vulnerability in the downloadandcopy function within hopper/setup.py that extracts NVIDIA toolchain archives without validating symlinks or filtering tar members. A local attacker can pre-plant a symlink in the...

CVE-2026-49970

Laravel-Mediable before 7.0.0 contains a path traversal vulnerability in the File::sanitizePath function that allows attackers to write uploaded files to arbitrary locations by controlling the directory argument passed to MediaUploader::toDestination. Attackers can exploit the permissive...

CVE-2026-49970

Vulnerability summary: Laravel-Mediable before 7.0.0 contains a path traversal flaw in File::sanitizePath() that lets attackers write uploaded files to arbitrary locations via MediaUploader::toDestination(), due to a permissive regex allowing dot/slash and a weak trailing trim. This can enable re...

PYSEC-2026-2596 Linuxfabrik Monitoring Plugins allow insecure creation of SQLite databases

Summary The SQLite databases are created at predictable static paths in /tmp. Any user can therefore create a symlink at these paths in /tmp pointing to arbitrary files. The monitoring scripts then follows these symlinks and then creates their database at the symlink target. This becomes really...

PYSEC-2026-2974 py7zr: Arbitrary File Write Vulnerability

Summary There exists an arbitrary file write vulnerability in py7zr 1.1.0, latest, which allows symbolic links to be recreated outside the destination directory via crafted malicious symbolic link chains. When using extractall to extract an archive, the library restores these symbolic links,...

PYSEC-2026-2393 BBOT: Arbitrary File Write in postman_download Module

The postmandownload module uses the workspace name field from the Postman API to construct the local directory path without sanitization. If a malicious workspace has a name containing path traversal characters, pathlib resolves the path outside the intended output directory, allowing an attacker...

PYSEC-2026-2971 rattler has an entry-point path traversal in noarch:python install (arbitrary file write)

Summary EntryPoint::FromStr in rattlercondatypes performs only .trim on the command field before the linker joins it onto the install prefix and writes an executable Python script. A malicious noarch:python package can ship an info/link.json with an entry-point name containing .., /, , or an...

PYSEC-2026-2916 PraisonAI has an Arbitrary File Write in Python API

Bug Report: Arbitrary File Write in Python API Summary Hidden metadata in a webpage causes PraisonAI agents to write attacker-controlled content to arbitrary paths. writefile skips path validation when workspace=None always None in production. Affected PraisonAI outputfile: /tmp/flag.txt...

PYSEC-2026-2423 compliance-trestle - jinja has an Arbitrary File Write via Path Traversal

Relevant Products/Components: trestle/core/commands/author/jinja.py trestle author jinja --- Detailed Description: The -o/--output argument in trestle author jinja allows writing files outside the intended workspace. The application does not properly validate: ../ ..\ absolute paths This allows...

PYSEC-2026-2463 Dulwich has an arbitrary file write via NTFS-hostile tree entries on Windows

Impact Arbitrary file write leading to remote code execution when cloning or checking out a malicious Git repository on Windows. Dulwich's path-element validator accepted tree entries whose filenames contained bytes that Windows interprets as structural path syntax: - \ — the Windows path...

PYSEC-2026-2424 compliance-trestle Remote Fetching Mechanism has an Arbitrary File Write via Cache Path Traversal

Summary The compliance-trestle library's remote fetching cache mechanism HTTPSFetcher and SFTPFetcher constructs the local cache file path from the URL path component without sanitizing path traversal sequences ../. When a remote OSCAL profile references a URL with traversal in its path, the HTTP...

PYSEC-2026-2737 Open WebUI Arbitrary File Write, Delete via Path Traversal

CONFIDENTIAL Vulnerability Disclosure Analysis Documentation ----------------------------------------------- Vulnerability Details --------------------- 1. Discoverer: Taylor Pennington of KoreLogic, Inc. 2. Date Submitted: June 11, 2024 3. Title: Open WebUI Arbitrary File Write, Delete via Path...

PYSEC-2026-2894 PPTAgent: Arbitrary File Write via `save_generated_slides`

Summary This vulnerability has been fixed in https://github.com/icip-cas/PPTAgent/commit/418491a9a1c02d9d93194b5973bb58df35cf9d00. The savegeneratedslides MCP tool accepts a pptxpath argument and writes the generated PPTX file to that path without any workspace restriction or path validation:...

PYSEC-2026-3426 wireshark-mcp vulnerable to arbitrary file write via export_objects when WIRESHARK_MCP_ALLOWED_DIRS is not configured

Description Impact wireshark-mcp exposes a wiresharkexportobjects MCP tool that accepts an attacker-controlled destdir parameter and passes it to tshark's --export-objects flag with no mandatory path restriction. The path sandbox alloweddirs is None by default and only activates when the...

PYSEC-2026-2893 PPTAgent: Arbitrary File Write + Directory Creation via markdown_table_to_image

Summary The markdowntabletoimage tool accepts a caller-controlled path parameter and passes it directly to gethtmltableimage: python pptagent/mcpserver.py:127-143 def markdowntabletoimagemarkdowntable: str, path: str, css: str - str: """ Args: path str: The file path where the image will be saved...

PYSEC-2026-2521 InstructLab vulnerable to Path Traversal

A flaw was found in InstructLab. A local attacker could exploit a path traversal vulnerability in the chat session handler by manipulating the logsdir parameter. This allows the attacker to create new directories and write files to arbitrary locations on the system, potentially leading to...

PYSEC-2026-2922 PraisonAI recipe registry publish path traversal allows out-of-root file write

Summary PraisonAI's recipe registry publish endpoint writes uploaded recipe bundles to a filesystem path derived from the bundle's internal manifest.json before it verifies that the manifest name and version match the HTTP route. A malicious publisher can place ../ traversal sequences in the bund...

PYSEC-2026-2545 kedro-datasets has a path traversal vulnerability in PartitionedDataset that allows arbitrary file write

Impact PartitionedDataset in kedro-datasets was vulnerable to path traversal. Partition IDs were concatenated directly with the dataset base path without validation. An attacker or malicious input containing .. components in a partition ID could cause files to be written outside the configured...

PYSEC-2026-2989 pyLoad: Unprotected storage_folder enables arbitrary file write to Flask session store and code execution (Incomplete fix for CVE-2026-33509)

Summary The fix for CVE-2026-33509 GHSA-r7mc-x6x7-cqxx added an ADMINONLYOPTIONS set to block non-admin users from modifying security-critical config options. The storagefolder option is not in this set and passes the existing path restriction because the Flask session directory is outside both...