EUVD-2026-68800

elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload RCE...

GHSA-GXMJ-R5RF-GGWQ elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

Summary elFinder provides uploadDeny and uploadAllow options in its connector configuration to restrict which MIME types may be uploaded. When uploadDeny includes text/x-php, direct upload of .php, .phtml, and .phar files is correctly blocked. However, the extract command ZIP decompression...

elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

Summary elFinder provides uploadDeny and uploadAllow options in its connector configuration to restrict which MIME types may be uploaded. When uploadDeny includes text/x-php, direct upload of .php, .phtml, and .phar files is correctly blocked. However, the extract command ZIP decompression...

NLTK: Downloader.download follows hardlinks and overwrites outside-root files

Summary NLTK's downloader now blocks symlink escapes during ZIP extraction, but it still treats pre-existing hardlinks inside the install tree as ordinary in-root files. A normal package install can therefore overwrite an outside-root inode through that hardlink. Details - Vulnerability type:...

GHSA-F794-5JV7-7672 NLTK: Downloader.download follows hardlinks and overwrites outside-root files

Summary NLTK's downloader now blocks symlink escapes during ZIP extraction, but it still treats pre-existing hardlinks inside the install tree as ordinary in-root files. A normal package install can therefore overwrite an outside-root inode through that hardlink. Details - Vulnerability type:...

CVE-2026-55421: Server-Side Request Forgery (SSRF)

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 00b7c3c, the endpoint accepts user-supplied files.url, performs a server-side fetch using "requests.geturl, allowredirects=True". The fetched bytes are then returned inside a ZIP response. This...

CVE-2026-75921

The Master Addons for Elementor – Elementor Addons, Widgets, Mega Menu Builder, Popup Builder, Widget Builder & Template Kits plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.1.9 via the uploadtemplatekit function. This is due to incorrect...

CVE-2026-75921 Master Addons for Elementor <= 3.1.9 - Incorrect Authorization to Authenticated (Editor+) Arbitrary File Upload via upload_template_kit AJAX ZIP Extraction

The Master Addons for Elementor – Elementor Addons, Widgets, Mega Menu Builder, Popup Builder, Widget Builder & Template Kits plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.1.9 via the uploadtemplatekit function. This is due to incorrect...

CVE-2026-75921 Master Addons for Elementor <= 3.1.9 - Incorrect Authorization to Authenticated (Editor+) Arbitrary File Upload via upload_template_kit AJAX ZIP Extraction

The Master Addons for Elementor – Elementor Addons, Widgets, Mega Menu Builder, Popup Builder, Widget Builder & Template Kits plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.1.9 via the uploadtemplatekit function. This is due to incorrect...

CVE-2026-75921

The Master Addons for Elementor WordPress plugin is vulnerable to an authenticated arbitrary file upload in all versions up to and including 3.1.9 . The root cause lies in the upload_template_kit() AJAX handler, which incorrectly requires only the upload_files capability instead of the manage_opt...

CVE-2026-81891

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...

CVE-2026-61639

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.6, POST /endpoints/db/restore.php calls ZipArchive::extractTo without validating entry names for ../ sequences. Admin uploads crafted zip with entry logos/../../endpoints/shell.php to write webshell to...

EUVD-2026-68806

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.6, POST /endpoints/db/restore.php calls ZipArchive::extractTo without validating entry names for ../ sequences. Admin uploads crafted zip with entry logos/../../endpoints/shell.php to write webshell to...

CVE-2026-61639 Wallos: Zip Slip path traversal in database restore writes files to webroot

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.6, POST /endpoints/db/restore.php calls ZipArchive::extractTo without validating entry names for ../ sequences. Admin uploads crafted zip with entry logos/../../endpoints/shell.php to write webshell to...

CVE-2026-61639

Wallos , an open-source self-hostable personal subscription tracker, contains a Zip Slip path traversal in POST /endpoints/db/restore.php prior to version 4.9.6 . The endpoint calls ZipArchive::extractTo() without validating entry names for ../ sequences. An authenticated admin can upload a craft...

CVE-2026-61639 Wallos: Zip Slip path traversal in database restore writes files to webroot

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.6, POST /endpoints/db/restore.php calls ZipArchive::extractTo without validating entry names for ../ sequences. Admin uploads crafted zip with entry logos/../../endpoints/shell.php to write webshell to...

CVE-2026-61639 Wallos: Zip Slip path traversal in database restore writes files to webroot

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.6, POST /endpoints/db/restore.php calls ZipArchive::extractTo without validating entry names for ../ sequences. Admin uploads crafted zip with entry logos/../../endpoints/shell.php to write webshell to...

CVE-2026-81891

elFinder (open-source web file manager) is vulnerable to remote code execution prior to version 2.1.70 . The flaw resides in checkExtractItems() in php/elFinderVolumeDriver.class.php, which calls mimetypeInternalDetect() without passing the result through mimeTypeNormalize(). Because the .phtml, ...

CVE-2026-81891 elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...

CVE-2026-81891 elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...