The vulnerability of Twig CMS’ security policy, October CMS, allows a hacker to gain unauthorized access to protected information.

The vulnerability of Twig CMS’ security system, October CMS, is related to insecure management of privileges. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...

CVE-2026-93456: Cross-Site Request Forgery (CSRF)

django-page-cms through 2.0.13 exempts five admin mutation views from CSRF protection in pages/admin/views.py, allowing attackers to forge requests that modify page content. Signed-in editors visiting a malicious page can be tricked into storing unescaped content that renders to all visitors,...

EUVD-2026-82569

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.5, getThemeFolder in admin/controller/editor/revisions.php returns the attacker-controlled theme parameter without sanitization, and backupFolder concatenates it beneath DIRTHEME...

CVE-2026-54613

Vvveb is a CMS with a page builder for websites, blogs, and ecommerce stores. Prior to 1.0.8.5 , the function getThemeFolder() in admin/controller/editor/revisions.php returns the attacker-controlled theme parameter without sanitization. The method sanitizeBackupFileName() strips traversal charac...

CVE-2026-54613 Vvveb: Path Traversal in Revision Backup Reader/Deleter via Unsanitized theme Parameter

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.5, getThemeFolder in admin/controller/editor/revisions.php returns the attacker-controlled theme parameter without sanitization, and backupFolder concatenates it beneath DIRTHEME...

EUVD-2026-82567

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.5, the oEmbedProxy handler in admin/controller/editor/editor.php accepts an attacker-controlled url parameter and passes it to getUrl, while validateUrl in system/functions.php...

Grav CMS vulnerable to remote code execution via .zip file upload

Summary A logged-in user can run any command on the server. A settings field can fill itself by calling one of Grav's built-in routines, and a safety check is supposed to allow only harmless ones. The check only recognises a routine when its name is written as one piece of text; named as a pair o...

EUVD-2026-58633

Grav CMS vulnerable to remote code execution via .zip file upload...

GHSA-R94F-HX44-8JQF Grav CMS vulnerable to remote code execution via .zip file upload

Summary A logged-in user can run any command on the server. A settings field can fill itself by calling one of Grav's built-in routines, and a safety check is supposed to allow only harmless ones. The check only recognises a routine when its name is written as one piece of text; named as a pair o...

EUVD-2026-60591

Grav: Blueprint dynamic-data bare-function branch is denylist-gated and omits errorlog, giving arbitrary file write...

EUVD-2026-65211

Grav: mediadirectory Twig function allows filesystem path traversal and file content disclosure from sandboxed page content...

GHSA-47CH-6W46-6XM7 Grav: media_directory() Twig function allows filesystem path traversal and file content disclosure from sandboxed page content

Summary The mediadirectory Twig function is allow-listed for use in sandboxed, editor-authored page content system/config/security.yaml. Its implementation, GravExtension::mediaDirFunc, only treats the input as unsafe when it looks like a Grav stream user://, theme://, etc. If the input is instea...

EUVD-2026-65219

Grav: UserInterface offsetget/offsetexists allow-listed in Twig sandbox let editor-authored content leak hashedpassword and 2FA secrets via offsetGet...

EUVD-2026-65212

Grav: The system, site, and theme Twig variables bypass the content sandbox entirely and are never covered by configdeniedpaths...

GHSA-P597-CRQC-M349 Grav: The system, site, and theme Twig variables bypass the content sandbox entirely and are never covered by config_denied_paths

Summary Grav\Common\Twig\Twig::init unconditionally puts the raw system, site, and theme config arrays into $this-twigvars. Twig::processPage builds the variables for the sandboxed, editor-authored page-content render by copying that same base array $sandboxvars = $twigvars; and replacing only th...

Grav: The system, site, and theme Twig variables bypass the content sandbox entirely and are never covered by config_denied_paths

Summary Grav\Common\Twig\Twig::init unconditionally puts the raw system, site, and theme config arrays into $this-twigvars. Twig::processPage builds the variables for the sandboxed, editor-authored page-content render by copying that same base array $sandboxvars = $twigvars; and replacing only th...

EUVD-2026-65215

Grav: Non constant time nonce comparison in Utils::verifyNonce used for CSRF protection...

Grav: Origin validation bypass in Uri::referrer() and Pages::referrerRoute() via unanchored prefix match

Summary Grav\Common\Uri::referrer and Grav\Common\Page\Pages::referrerRoute both check whether an incoming request's Referer header "came from our site" using strstartswith$referrer, $base, where $base is the site's own absolute root URL for example https://example.com, no trailing slash. Because...

EUVD-2026-65216

Grav: Origin validation bypass in Uri::referrer and Pages::referrerRoute via unanchored prefix match...

GHSA-9CCQ-2JFG-QW33 Grav: Origin validation bypass in Uri::referrer() and Pages::referrerRoute() via unanchored prefix match

Summary Grav\Common\Uri::referrer and Grav\Common\Page\Pages::referrerRoute both check whether an incoming request's Referer header "came from our site" using strstartswith$referrer, $base, where $base is the site's own absolute root URL for example https://example.com, no trailing slash. Because...