CVE-2026-6688

CVE-2026-6688 affects FatFs R0.16 and earlier . It is a downstream-caller vulnerability in FatFs long filename handling: with LFN enabled, fno.fname can be up to 255 characters , and callers copy it into short fixed buffers without bounds checks, causing a buffer overflow (CWE-120). CVSS v3.1: AV...

CVE-2026-6688 FatFs Buffer Overflow via Unbounded LFN Filename Copy

FatFs R0.16 and earlier contains a downstream-caller vulnerability pattern associated with FatFs long filename handling. With LFN enabled, fno.fname can be up to 255 characters; many callers copy it into short fixed buffers without bounds checks, causing overflow. This maps to CWE-120 Buffer Copy...

CVE-2026-53906

MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows writing files to arbitrary locations as well as indirect disclosure of absolute server paths through error messages. Becau...

CVE-2026-53906 Path Disclosure and Path Traversal in MCO

MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows writing files to arbitrary locations as well as indirect disclosure of absolute server paths through error messages. Becau...

EUVD-2026-40952

MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows writing files to arbitrary locations as well as indirect disclosure of absolute server paths through error messages. Becau...

CVE-2026-53906

MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows writing files to arbitrary locations as well as indirect disclosure of absolute server paths through error messages. Becau...

CVE-2026-53906 Path Disclosure and Path Traversal in MCO

MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows writing files to arbitrary locations as well as indirect disclosure of absolute server paths through error messages. Becau...

CVE-2026-53906

CVE-2026-53906 affects MCO’s file handling for data export and upload. The underlying issue is improper validation of the filename parameter, allowing path traversal and the potential to write files to arbitrary locations, along with indirect disclosure of absolute server paths via error messages...

CVE-2026-55895

A flaw was found in Vim, specifically within the netrw plugin. A local user could exploit a Vimscript code injection vulnerability by attempting to delete a specially crafted local file from the browser. This crafted filename, containing a bar character, could be interpolated into an Ex command,...

CVE-2026-6070

The WP-BusinessDirectory plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Deletion in versions up to and including 4.0.1. This is due to insufficient path validation in the remove method of the JBusinessDirectoryControllerUpload class. The task=upload.remove endpoint is...

PT-2026-54930

Name of the Vulnerable Software and Affected Versions FatFs versions R0.16 and earlier Description An issue exists in the handling of long filenames when LFN Long File Name is enabled. The fno.fname variable can contain up to 255 characters, which may lead to a buffer overflow if callers copy thi...

PT-2026-55212

Name of the Vulnerable Software and Affected Versions wetty versions prior to 3.0.4 Description The wetty client improperly handles file-download escape sequences by decoding a base64 filename and interpolating it directly into a Toastify HTML string without escaping. An attacker can deliver a...

PT-2026-54832

Name of the Vulnerable Software and Affected Versions MCO version 25.3.3.1 Description The software contains flaws in file handling functionality used for data export and upload. Improper validation of the filename parameter enables path traversal, allowing files to be written to arbitrary...

CVE-2026-6688: Buffer Copy without Checking Size of Input

FatFs R0.16 and earlier contains a downstream-caller vulnerability pattern associated with FatFs long filename handling. With LFN enabled, fno.fname can be up to 255 characters; many callers copy it into short fixed buffers without bounds checks, causing overflow. This maps to CWE-120 Buffer Copy...

USN-8484-1: GD.pm vulnerability

It was discovered that GD.pm incorrectly handled filename arguments. An attacker could possibly use this issue to execute arbitrary commands or overwrite files...

USN-8484-1 libgd-perl vulnerability

It was discovered that GD.pm incorrectly handled filename arguments. An attacker could possibly use this issue to execute arbitrary commands or overwrite files...

vim: Command injection allows arbitrary code execution via malicious tag files

A flaw was found in Vim, an open-source command-line text editor. This command injection vulnerability occurs during tag file processing. A local user could craft a malicious tags file containing backtick syntax in the filename field. When Vim resolves a tag from this file, it executes the embedd...

SUSE CVE-2026-57966

A path traversal vulnerability was found in spice-vdagent. This flaw allows a malicious or compromised SPICE host to write arbitrary files to any location on the guest operating system. This occurs because the filename provided by the SPICE host during file transfers is not properly sanitized...

PYSEC-2026-538 SGLang's multimodal generation runtime has an unauthenticated path traversal vulnerability

SGLang's multimodal generation runtime is vulnerable to an unauthenticated path traversal vulnerability, allowing an attacker to write arbitrary files anywhere the server process has write access, by including ../ sequences in the upload filename when sent to specific endpoints...

PYSEC-2026-501 pyminizip affected by zlib's integer overflow/heap based buffer overflow vulnerability due to vulnerable dependency

MiniZip in zlib through 1.3 has an integer overflow and resultant heap-based buffer overflow in zipOpenNewFileInZip464 via a long filename, comment, or extra field. NOTE: MiniZip is not a supported part of the zlib product. pyminizip uses version 1.2.11 of zlib's code...