GHSA-6J4C-MGQR-QV76 Kirby: Access to image files outside of the site root via path traversal in the media handling

TL;DR This vulnerability affects all Kirby sites that are deployed in a way that their index root on the server is next to a second directory that is read-accessible to PHP and shares the same name prefix such as the site with the index root /var/www/site being next to /var/www/site2. It was...

Kirby: Access to image files outside of the site root via path traversal in the media handling

TL;DR This vulnerability affects all Kirby sites that are deployed in a way that their index root on the server is next to a second directory that is read-accessible to PHP and shares the same name prefix such as the site with the index root /var/www/site being next to /var/www/site2. It was...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the media handler process. An attacker can access files outside the intended directory and potentially obtain sensitive information by crafting requests that exploit incomplete containment checks for sibling...

Kirby: Access to image files and limited access to JSON files outside of the site root via path traversal in the media handling

TL;DR This vulnerability affects all Kirby sites that are deployed to a server that allows requests for URLs with encoded slashes %2f, such as nginx, PHP's built-in server or Apache setups that have the option AllowEncodedSlashes enabled. It was possible to create and access thumbnails from media...

GHSA-9VX2-J98C-P72W Kirby: Access to image files and limited access to JSON files outside of the site root via path traversal in the media handling

TL;DR This vulnerability affects all Kirby sites that are deployed to a server that allows requests for URLs with encoded slashes %2f, such as nginx, PHP's built-in server or Apache setups that have the option AllowEncodedSlashes enabled. It was possible to create and access thumbnails from media...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the media handler process. An attacker can access files outside the intended directory and detect the presence of .json files by supplying specially crafted paths containing encoded slashes in requests. This is...

CVE-2026-75594

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler in src/Cms/Media.php allowed Kirby\Cms\Media::thumb to append a path-bearing filename to a validated parent media directory. On nginx, PHP's built-in server, or Apache...

CVE-2026-75594

Kirby , an open-source CMS, is affected by a path traversal vulnerability in its media handler (src/Cms/Media.php, Kirby\Cms\Media::thumb()) and the file::version path (src/Filesystem/Asset.php). On nginx, PHP's built-in server, or Apache with AllowEncodedSlashes enabled, a remote unauthenticated...

CVE-2026-75594 Kirby: Access to image files and limited access to JSON files outside of the site root via path traversal in the media handling

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler in src/Cms/Media.php allowed Kirby\Cms\Media::thumb to append a path-bearing filename to a validated parent media directory. On nginx, PHP's built-in server, or Apache...

EUVD-2026-68813

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler in src/Cms/Media.php allowed Kirby\Cms\Media::thumb to append a path-bearing filename to a validated parent media directory. On nginx, PHP's built-in server, or Apache...

CVE-2026-75594 Kirby: Access to image files and limited access to JSON files outside of the site root via path traversal in the media handling

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler in src/Cms/Media.php allowed Kirby\Cms\Media::thumb to append a path-bearing filename to a validated parent media directory. On nginx, PHP's built-in server, or Apache...

CVE-2026-75594 Kirby: Access to image files and limited access to JSON files outside of the site root via path traversal in the media handling

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler in src/Cms/Media.php allowed Kirby\Cms\Media::thumb to append a path-bearing filename to a validated parent media directory. On nginx, PHP's built-in server, or Apache...

CVE-2026-75592 Kirby: Access to image files outside of the site root via path traversal in the media handling

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler used incomplete filesystem containment checks in src/Filesystem/Dir.php and src/Filesystem/F.php through Kirby\Filesystem\Dir::realpath and Kirby\Filesystem\F::realpat...

CVE-2026-75592

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler used incomplete filesystem containment checks in src/Filesystem/Dir.php and src/Filesystem/F.php through Kirby\Filesystem\Dir::realpath and Kirby\Filesystem\F::realpat...

CVE-2026-75592 Kirby: Access to image files outside of the site root via path traversal in the media handling

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler used incomplete filesystem containment checks in src/Filesystem/Dir.php and src/Filesystem/F.php through Kirby\Filesystem\Dir::realpath and Kirby\Filesystem\F::realpat...

CVE-2026-75592 Kirby: Access to image files outside of the site root via path traversal in the media handling

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler used incomplete filesystem containment checks in src/Filesystem/Dir.php and src/Filesystem/F.php through Kirby\Filesystem\Dir::realpath and Kirby\Filesystem\F::realpat...

CVE-2026-75592

Kirby (open-source CMS) contained an incomplete filesystem containment flaw in its media handler prior to 4.9.5 and 5.5.2 . The Dir::realpath() and F::realpath() functions accepted a sibling directory sharing the intended root's string prefix (e.g., /var/www/site2 next to /var/www/site) without e...

PT-2026-84036

Kirby is an open-source content management system. Prior to 4.9.5 and 5.5.2, depending on the release line, Kirby's media handler in src/Cms/Media.php allowed KirbyCmsMedia::thumb to append a path-bearing filename to a validated parent media directory. On nginx, PHP's built-in server, or Apache...

GHSA-8MQ9-5FW2-5RM4 Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

Summary The production media handler shipped by next-tinacms-s3 createMediaHandler in packages/next-tinacms-s3/src/handlers.ts accepts an attacker-chosen ?key= query parameter and returns an AWS-signed PutObject URL whose Key is that value, with no check that the key falls under the operator's...

Sitecore CMS - Detect

Detect Sitecore Content Management System CMS websites based on a redirect from the sitecore media handler URL pattern to the notfound.aspx page. !/usr/bin/env python3 -- coding: utf-8 -- """Detect Sitecore Content Management System CMS websites based on a redirect from the sitecore media handler...