CVE-2026-4883

The Piotnet Forms plugin for WordPress is vulnerable to arbitrary file upload due to missing file type validation in the 'piotnetformsajaxformbuilder' function in all versions up to, and including, 2.1.40. The plugin uses an incomplete extension blacklist that only blocks php, phpt, php5, php7, a...

Grav CMS 安全漏洞

Grav CMS is an open-source file-based content management system developed by Grav. Versions of Grav CMS prior to 9.1.0 contained security vulnerabilities. These vulnerabilities stemmed from the lack of path stripping during file uploads and the failure to strictly prevent the extension of page...

Vvveb 安全漏洞

Vvveb is a powerful and easy-to-use CMS developed by Givan’s individual developers. It is used to build websites, blogs, or e-commerce stores. Versions of Vvveb prior to 1.0.8.2 contained security vulnerabilities. These vulnerabilities stemmed from insufficient file extension restrictions in the...

Astra Linux – Vulnerability in ffmpeg5

A flaw was discovered in FFmpeg’s HLS demuxer. This vulnerability allows bypassing checks for unsafe file extensions and triggering arbitrary demuxers using base64-encoded data URIs, along with specific file extensions...

Medium: mod_security_crs

Issue Overview: Whitespace padding in filenames bypasses file upload extension checks NOTE: https://github.com/coreruleset/coreruleset/security/advisories/GHSA-rw5f-9w43-gv2w CVE-2026-33691 Affected Packages: modsecuritycrs Issue Correction: Run dnf update modsecuritycrs --releasever...

PT-2026-32350

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the netfilter x tables component where xt match and xt target structures registered with NFPROTO UNSPEC can be loaded by any protocol family via nft compat. When these...

Amazon Linux 2023 : mod_security_crs (ALAS2023-2026-1562)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1562 advisory. Whitespace padding in filenames bypasses file upload extension checks NOTE: https://github.com/coreruleset/coreruleset/security/advisories/GHSA-rw5f-9w43-gv2w CVE-2026-33691 Tenable has extracted the...

OWASP CRS Arbitrary File Upload

A vulnerability was identified in OWASP CRS where whitespace padding in filenames can bypass file upload extension checks, allowing uploads of dangerous files such as .php, .phar, .jsp, and .jspx. This has been addressed in versions 3.3.9, 4.25.x LTS, and 4.8.x...

CVE-2026-33691

The OWASP core rule set CRS is a set of generic attack detection rules for use with compatible web application firewalls. Prior to versions 3.3.9 and 4.25.0, a bypass was identified in OWASP CRS that allows uploading files with dangerous extensions .php, .phar, .jsp, .jspx by inserting whitespace...

CVE-2026-33691

The OWASP core rule set CRS is a set of generic attack detection rules for use with compatible web application firewalls. Prior to versions 3.3.9 and 4.25.0, a bypass was identified in OWASP CRS that allows uploading files with dangerous extensions .php, .phar, .jsp, .jspx by inserting whitespace...

OWASP CRS 安全漏洞

OWASP CRS is a set of open-source attack detection rules developed by the CRS Project. Versions prior to OWASP CRS 3.3.9 and 4.25.0 contained security vulnerabilities. These vulnerabilities stemmed from the lack of standardization in file extension checks for spaces, which could lead to bypassing...

CVE-2019-25647 PhreeBooks ERP 5.2.3 Remote Code Execution via Image Manager

PhreeBooks ERP 5.2.3 contains a remote code execution vulnerability in the image manager that allows authenticated attackers to upload and execute arbitrary PHP files by bypassing file extension controls. Attackers can upload malicious PHP files through the image manager endpoint and execute them...

PT-2026-27381

PhreeBooks ERP 5.2.3 contains a remote code execution vulnerability in the image manager that allows authenticated attackers to upload and execute arbitrary PHP files by bypassing file extension controls. Attackers can upload malicious PHP files through the image manager endpoint and execute them...

CVE-2026-32756

Admidio is an open-source user management solution. Versions 5.0.6 and below contain a critical unrestricted file upload vulnerability in the Documents & Files module. Due to a design flaw in how CSRF token validation and file extension verification interact within UploadHandlerFile.php, an...

EUVD-2026-13334

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. In versions 1.8.208 and below, bypasses of the attachment view logic and SVG sanitizer make it possible to upload and render an SVG that runs malicious JavaScript. An extension of .png with content type of...

CVE-2026-32728

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.15 and 8.6.41, an attacker who is allowed to upload files can bypass the file extension filter by appending a MIME parameter e.g. ;charset=utf-8 to the Content-Type header...

CVE-2026-32728

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.15 and 8.6.41, an attacker who is allowed to upload files can bypass the file extension filter by appending a MIME parameter e.g. ;charset=utf-8 to the Content-Type header...

LDAP Account Manager 安全漏洞

LDAP Account Manager LAM is an open-source web frontend for managing entries stored in LDAP directories, such as users, groups, and DHCP settings. Prior to version 9.5 of LDAP Account Manager, there was a security vulnerability due to the PDF export component not properly verifying the file...

GHSA-95CQ-P4W2-32W5 File Upload(RCE) Vulnerability in admidio

Summary A critical unrestricted file upload vulnerability exists in the Documents & Files module of Admidio. Due to a design flaw in how CSRF token validation and file extension verification interact within UploadHandlerFile.php, an authenticated user with upload permissions can bypass file...

PT-2026-25823

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.15 and 8.6.41, an attacker who is allowed to upload files can bypass the file extension filter by appending a MIME parameter e.g. ;charset=utf-8 to the Content-Type header...