Vendor
getgrav
213 known vulnerabilities.
Products
213 results · Feed
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High 8.7
Grav API Plugin Authentication Bypass via Group-Inherited Super
grav-plugin-api before 1.0.20 fails to validate group-inherited super permissions in user-management guards, allowing non-super user managers to modify super-admin accounts. Attackers with api.access and api.users.write can patch password fields on group-supe…
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High 8.8
Grav before 2.0.18 Remote Code Execution via sort filter
Grav before 2.0.18 (affected versions <= 2.0.17) contains a remote code execution vulnerability in the Twig sort filter. The sortFunc wrapper in GravExtension.php hardcodes Twig's isSandboxed argument to false, so unlike |map/|filter/|reduce, |sort accepts a …
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Medium 5.3
Grav Form Plugin before 9.1.20 reCAPTCHA v3 Authentication Bypass
The Grav Form plugin (getgrav/grav-plugin-form) versions 8.0.6 through 9.1.19 select the reCAPTCHA version to validate based solely on which response field key is present in the submitted payload. On a site configured for reCAPTCHA v3, an anonymous attacker c…
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Medium 6.5
Grav Admin Plugin Path Traversal via Save As Language Code
Grav versions before 1.10.55 contain a path traversal vulnerability in the admin plugin's Save As action that fails to validate the language code parameter. An authenticated admin user with admin.pages.create permission can supply directory traversal sequence…
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Medium 5.4
Grav Admin before 2.0.20 Cross-Site Scripting via marked.js
Grav Admin before 2.0.20 fails to sanitize output from marked.parse() before injecting it into the DOM via Svelte's {@html} directive in MarkdownEditor and MarkdownModal components. Attackers can inject javascript: URI schemes in plugin or theme changelogs to…
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Medium 5.4
Grav Admin before 2.0.21 Stored XSS via username
Grav Admin (getgrav/grav-plugin-admin2) versions <= 2.0.19 contain a stored cross-site scripting vulnerability in the tHtml() function (src/lib/stores/i18n.svelte.ts), which substitutes untrusted parameters such as usernames into translation templates before …
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High 7.2
Grav Shortcode Core before 6.2.5 Stored XSS via unescaped parameters
Grav Shortcode Core before 6.2.5 contains stored cross-site scripting vulnerabilities in the [lorem] tag parameter and [details] summary parameter that are written to rendered pages without escaping. Attackers with page-edit access can inject arbitrary HTML a…
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Medium 6.4
Grav 2.0.0 through 2.0.17 Stored XSS via Modular Pages
Grav versions 2.0.0 through 2.0.17 fail to apply save-time XSS detection to modular pages, allowing authenticated page editors to store Twig-assembled XSS payloads. Attackers with page-edit rights can create modular pages with malicious Twig code that execute…
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Medium 5.4
Grav before 1.0.18 Authentication Bypass via Scoped API Key
The Grav API plugin (getgrav/grav-plugin-api) before 1.0.18 does not apply the API-key scope cap in the injectSecurityTab() function of BlueprintController when deciding whether a page's security/permissions blueprint section is editable. Because the function…
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Critical 9.8
Grav before 1.0.18 Authentication Bypass via Scoped API Key
The getgrav/grav-plugin-api plugin before 1.0.18 does not enforce API-key scope in the requireNotSuperTarget() function in UsersController.php across seven sensitive user-management endpoints. The check uses isSuperAdmin() on the acting account rather than ve…
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Medium 6.5
Grav before 2.0.16 Information Disclosure via offsetGet
Grav before 2.0.16 allows sandboxed Twig templates to access sensitive User fields through allow-listed offsetGet() and offsetexists() methods that lack field filtering. Attackers with page-edit permissions can call offsetGet() on User objects to extract hash…
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High 7.5
Grav before 2.0.16 Information Disclosure via Twig Sandbox
Grav before 2.0.16 contains an incomplete default denylist in the Twig sandbox configuration that fails to block access to system configuration secrets. Attackers with page-edit permission can use config.get() or config.toArray() in Twig templates to retrieve…
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High 8.8
Grav before 4.2.2 Remote Code Execution via Email Twig
The Grav Email plugin (getgrav/grav-plugin-email) before 4.2.2 renders page-editor-controlled Email action parameters as unsandboxed Twig templates. An authenticated remote user with only api.access and api.pages.write permissions can place a Twig expression …
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Medium 5.4
Grav CMS before 2.0.16 Origin Validation Bypass via Referer
Grav CMS before 2.0.16 contains an origin validation bypass in the Uri::referrer() and Pages::referrerRoute() methods, which validate the Referer header using an unanchored string prefix match (str_starts_with($referrer, $base)) with no trailing delimiter. An…
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Low 3.7
Grav CMS before 2.0.16 Timing Attack via verifyNonce
Grav CMS before 2.0.16 contains a timing vulnerability in Utils::verifyNonce() that uses non-constant-time string comparison with the === operator instead of hash_equals() for CSRF nonce validation. Attackers can measure response timing differences to recover…
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High 7.5
Grav before 3.9.1 Timing Attack via Non-Constant-Time Token Comparison
The getgrav/grav-plugin-login Composer plugin before 3.9.1 (used by Grav) compares password reset and account activation tokens using a non-constant-time === string comparison instead of hash_equals() in classes/Controller.php (taskReset()) and login.php (act…
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Medium 6.5
Grav CMS before 2.0.16 Information Disclosure via Twig Sandbox Bypass
Grav CMS before 2.0.16 fails to filter system, site, and theme configuration arrays in sandboxed Twig renders, allowing content editors to read sensitive configuration values. Attackers with page-content edit access can access raw configuration arrays includi…
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Medium 5.3
Grav Login Plugin before 3.9.1 Email Enumeration via Registration
The Grav Login plugin (getgrav/grav-plugin-login) before 3.9.1 is vulnerable to email address enumeration. The register() method in classes/Login.php throws a distinct exception (EMAIL_NOT_AVAILABLE) when a submitted email address already belongs to an existi…
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Medium 6.5
Grav CMS before 2.0.16 Path Traversal via media_directory
Grav CMS before 2.0.16 contains a path traversal vulnerability in the media_directory() Twig function that fails to validate filesystem paths, allowing authenticated users to enumerate and access files outside intended scope. Attackers with page authoring pri…
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High 8.4
Grav CMS before 2.0.16 Symlink Following via createLockFile
Grav CMS before 2.0.16 contains a symlink following vulnerability in Scheduler Job::createLockFile() that allows local attackers to overwrite arbitrary files by pre-creating symlinks at predictable lock file paths in the world-writable temp directory. Attacke…
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High 8.1
Grav before 2.0.16 Path Traversal via MediaUploadTrait deleteFile
Grav before 2.0.16 contains a path traversal vulnerability in MediaUploadTrait::deleteFile() that allows authenticated users with media management permissions to delete arbitrary files by supplying filenames with directory traversal sequences. The method vali…
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Critical 9.8
Grav Login Plugin before 1.0.16 Privilege Escalation via Unlock
Grav Login plugin versions before 1.0.16 fail to validate the target account's privilege level in the onApiUserListRowAction unlock handler. An attacker with api.users.write permission can clear login lockout counters on admin.super accounts, removing brute-f…
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High 7.5
Grav before 3.9.2 Host Header Injection via sendInvitationEmail
Grav before 3.9.2 fails to validate untrusted Host headers in the sendInvitationEmail() function when constructing token-bearing invitation links. Attackers can manipulate the Host header to poison invitation links and redirect users to attacker-controlled do…
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Medium 5.3
Grav API Plugin before 1.0.16 SSRF via DNS Rebinding
Grav API plugin before 1.0.16 contains a server-side request forgery vulnerability in webhook delivery that allows attackers to bypass hostname validation by DNS rebinding. Attackers controlling authoritative DNS for a configured webhook hostname can answer v…
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High 7.7
Grav Flex Objects 1.4.0 through 1.4.7 Authorization Bypass via Shortcode
Grav Flex Objects plugin versions 1.4.0 through 1.4.7 contain an authorization bypass vulnerability in the flex-objects shortcode that allows users with page-edit access to render any registered Flex collection without permission checks. Attackers can place t…
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High 8.7
Grav API Plugin: Missing authorization on API-key generate/revoke lets any admin.login user forge keys for any account
Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.8, the Grav API plugin intercepts the apiKeyGenerate and apiKeyRevoke admin tasks in user/plugins/api/api.php and authorizes the caller with …
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High 8.7
Grav: Remote code execution via unrestricted callable in Blueprint::dynamicData()
Grav is a file-based Web platform. Prior to 2.0.7, Grav Blueprint::dynamicData() in system/src/Grav/Common/Data/Blueprint.php sends an editor-controlled Class::method provider and arguments to call_user_func_array() without rejecting dangerous callback parame…
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High 8.5
Grav Shortcode Core Plugin: Stored XSS in shortcode-core attribute handlers
Grav Shortcode Core Plugin allows for the development shortcode plugins that utilize the common format utilized by WordPress and BBCode. Prior to 6.2.2, Grav Shortcode Core passes shortcode syntax through Security::detectXss() because it contains no literal l…
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High 7.5
Grav API Plugin: JWT Access Token Accepted via `?token=` URL Query Parameter
Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.0-rc.16, the Grav API plugin JwtAuthenticator::extractBearerToken() accepts a JWT from the token URL query parameter on every /api/v1 route, …
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High 8.2
Grav API Plugin: CORS 'Access-Control-Allow-Origin: *' on Authenticated API Responses
Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.0-rc.16, the Grav API plugin CorsMiddleware returns Access-Control-Allow-Origin: * and permissive OPTIONS responses for authenticated /api/v1…
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Medium 5.4
CSRF in grav-plugin-login: anonymous attacker rotates a logged-in user's 2FA (TOTP) secret (no nonce on task=login.regenerate2FASecret)
Grav Login Plugin adds login, basic ACL, and session wide messages to Grav. Prior to 3.8.11, the Grav Login plugin login.regenerate2FASecret task accepts a top-level GET request through the TaskServiceProvider task: URI parameter without requiring a login-for…
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High 8.2
Grav: .htaccess file extension rules bypass via case variation on case-insensitive filesystems
Grav is a file-based Web platform. Prior to 2.0.4, the Grav .htaccess and webserver-configs/htaccess.txt security rules omit the Apache [NC] flag and therefore compare sensitive directory and file-extension patterns case-sensitively. On a case-insensitive fil…
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Medium 6.0
Grav: Authenticated ReDoS via regex_replace in Twig Sandbox
Grav is a file-based Web platform. Prior to 2.0.4, Grav allowlists the regex_replace filter and function in system/config/security.yaml, and GravExtension::regexReplace() passes an editor-controlled pattern directly to preg_replace(). When security.twig_conte…
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High 8.1
Grav API Plugin : API Key 'scopes' Never Enforced - Delegated Least-Privilege Keys Carry Full User ACL
Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.6, the Grav API plugin ApiKeyManager::generateKey() stores a declared scopes array, but ApiKeyAuthenticator::authenticate() does not read key…
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High 7.4
Grav Login Plugin: 2FA Bypass via 'login.regenerate2FASecret' - Secret Rotation During Pending Challenge
Grav Login Plugin adds login, basic ACL, and session wide messages to Grav. Prior to 3.8.11, the Grav Login plugin login.regenerate2FASecret task checks only that the pending-session user exists rather than requiring $user->authorized. After submitting a vict…
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High 8.8
Grav API Plugin: non-super api.users.write manager -> super-admin via createApiKey (incomplete fix of CVE-2026-59190); + 2FA strip of super
Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.6, Grav API plugin UsersController::createApiKey(), generate2fa(), and disable2fa() omit the accessGrantsSuper() target check used by sibling…
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Critical 9.4
Grav API Plugin: Webhook SSRF via Unrestricted cURL Protocols
Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.6, the Grav API plugin WebhookController.php accepts webhook URLs after only FILTER_VALIDATE_URL syntax validation, and WebhookDispatcher.php…
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Medium 6.3
Fail-open authorization in grav-plugin-flex-objects admin-next API: api.access user gets full CRUD on permission-less directories (requireFlexPermission missing else-deny)
Grav Flex Objects Plugin allows you to build custom collections of objects. Prior to 1.4.3, the Grav Flex Objects Admin Next API requireFlexPermission() method in classes/Api/FlexApiController.php returns without denying access when a directory blueprint omit…
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Medium 6.5
Grav: Twig sandbox config exfiltration via grav.offsetGet + dump filter (CVE-2026-44738 bypass)
Grav is a file-based Web platform. Prior to 2.0.2, the Grav Twig content sandbox permits grav.offsetGet('config') to return the raw configuration object and permits json_encode, print_r, yaml_encode, and string filters to serialize that object without passing…
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Medium 6.5
Grav: Decompression Bomb via ZipArchiver - Missing Extraction Limits
Grav is a file-based Web platform. Prior to 2.0.1, Grav ZipArchiver::extract() in system/src/Grav/Common/Filesystem/ZipArchiver.php passes archives to ZipArchive::extractTo() without enforcing the system.gpm.archive uncompressed-size, file-count, or nesting-d…