CVE-2026-56700 Grav - Multiple Remote Code Execution Vulnerabilities via Unsafe Unserialize and Command Injection

Grav CMS before 2.0.0-beta.2 contains multiple code-execution vulnerabilities. Three unsafe unserialize calls - in Scheduler\JobQueue, Framework\Cache\Adapter\FileCache, and Session - deserialize untrusted data without restricting allowed classes, enabling PHP object injection and, via a gadget...

CVE-2026-56700 Grav - Multiple Remote Code Execution Vulnerabilities via Unsafe Unserialize and Command Injection

Grav CMS before 2.0.0-beta.2 contains multiple code-execution vulnerabilities. Three unsafe unserialize calls - in Scheduler\JobQueue, Framework\Cache\Adapter\FileCache, and Session - deserialize untrusted data without restricting allowed classes, enabling PHP object injection and, via a gadget...

CVE-2026-56700: Improper Neutralization of Special Elements used in an OS Command

Grav CMS before 2.0.0-beta.2 contains multiple code-execution vulnerabilities. Three unsafe unserialize calls - in Scheduler\JobQueue, Framework\Cache\Adapter\FileCache, and Session - deserialize untrusted data without restricting allowed classes, enabling PHP object injection and, via a gadget...

PT-2026-54048

Name of the Vulnerable Software and Affected Versions Grav CMS versions prior to 2.0.0-beta.2 Description Multiple issues allow for code execution. Three unsafe unserialize calls within SchedulerJobQueue, FrameworkCacheAdapterFileCache, and Session deserialize untrusted data without restricting...

EUVD-2020-31260

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

Cross-site Scripting (XSS)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the page editor process. An attacker can execute arbitrary scripts and potentially gain system access by injecting...

CVE-2020-37256

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

CVE-2020-37256

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

CVE-2020-37256 Grav - Cross-Site Scripting in Admin Plugin Page Editor

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

CVE-2020-37256 Grav - Cross-Site Scripting in Admin Plugin Page Editor

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

CVE-2020-37256

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

CVE-2020-37256

Grav before 1.6.30 has a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access. Affected product is G...

PT-2026-52606

Name of the Vulnerable Software and Affected Versions Grav versions prior to 1.6.30 Description A cross-site scripting issue exists in the default security configuration of the Admin plugin page editor. Privileged users with page editing capabilities can inject malicious scripts to execute...

CVE-2020-37256: Improper Neutralization of Input During Web Page Generation

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access...

Duplicate Advisory: Grav is Vulnerable to XXE via SVG Upload

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-3446-6mgw-f79p. This link is maintained to preserve external references. Original Description Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that...

CVE-2026-56701

Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexmlloadstring without disabling external entity loading, enabling attackers to inject XXE payloads...

CVE-2026-56701

Grav under 2.0.0-beta.2 is affected by an XML External Entity (XXE) vulnerability in SVG file upload handling. The issue arises because the application uses simplexml_load_string without disabling external entity loading, allowing authenticated attackers to inject XXE payloads via SVG files to ex...

CVE-2026-56701 Grav - XML External Entity Injection via SVG Upload

Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexmlloadstring without disabling external entity loading, enabling attackers to inject XXE payloads...

CVE-2026-56701 Grav - XML External Entity Injection via SVG Upload

Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexmlloadstring without disabling external entity loading, enabling attackers to inject XXE payloads...

CVE-2026-56701 Grav - XML External Entity Injection via SVG Upload

Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexmlloadstring without disabling external entity loading, enabling attackers to inject XXE payloads...