EUVD-2026-44647

Grav: Decompression-bomb size cap bypassed by forged ZIP size in ZipArchiver/Installer...

Information Exposure

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Information Exposure in the InitializeProcessor::handleDebuggerRequest process when the debugger is enabled. An attacker can access sensitive...

Information Exposure

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Information Exposure via the printr filter in Twig templates when content sandboxing fails to restrict certain filters. An attacker can access...

CVE-2026-92917

Grav is a flat-file CMS. In versions 2.0.0-rc.1 through 2.0.21, the Twig content sandbox fails to restrict the dump and serialize filters printr, vardump, jsonencode, yamlencode, string: GravExtension::assertSandboxDumpSafe determines sandbox state by calling SandboxExtension::isSandboxed without...

CVE-2026-92916

Grav is a flat-file CMS. In Grav 1.7.0 through 1.7.53.2 and 2.0.0 through 2.0.21, when the debugger is enabled system.debugger.enabled: true, which is not the default, the Clockwork profiler endpoint is exposed without authentication: InitializeProcessor::handleDebuggerRequest intercepts any path...

CVE-2026-92917 Grav 2.0.0-rc.1 through 2.0.21 Configuration Disclosure via print_r

Grav is a flat-file CMS. In versions 2.0.0-rc.1 through 2.0.21, the Twig content sandbox fails to restrict the dump and serialize filters printr, vardump, jsonencode, yamlencode, string: GravExtension::assertSandboxDumpSafe determines sandbox state by calling SandboxExtension::isSandboxed without...

EUVD-2026-81439

Grav is a flat-file CMS. In versions 2.0.0-rc.1 through 2.0.21, the Twig content sandbox fails to restrict the dump and serialize filters printr, vardump, jsonencode, yamlencode, string: GravExtension::assertSandboxDumpSafe determines sandbox state by calling SandboxExtension::isSandboxed without...

CVE-2026-92917

In Grav (a flat-file CMS) versions 2.0.0-rc.1 through 2.0.21 , the Twig content sandbox fails to restrict dump and serialize filters (print_r, vardump, json_encode, yaml_encode, string). The guard GravExtension::assertSandboxDumpSafe() calls SandboxExtension::isSandboxed() without a Source argume...

CVE-2026-92917 Grav 2.0.0-rc.1 through 2.0.21 Configuration Disclosure via print_r

Grav is a flat-file CMS. In versions 2.0.0-rc.1 through 2.0.21, the Twig content sandbox fails to restrict the dump and serialize filters printr, vardump, jsonencode, yamlencode, string: GravExtension::assertSandboxDumpSafe determines sandbox state by calling SandboxExtension::isSandboxed without...

CVE-2026-92917 Grav 2.0.0-rc.1 through 2.0.21 Configuration Disclosure via print_r

Grav is a flat-file CMS. In versions 2.0.0-rc.1 through 2.0.21, the Twig content sandbox fails to restrict the dump and serialize filters printr, vardump, jsonencode, yamlencode, string: GravExtension::assertSandboxDumpSafe determines sandbox state by calling SandboxExtension::isSandboxed without...

EUVD-2026-81438

Grav is a flat-file CMS. In Grav 1.7.0 through 1.7.53.2 and 2.0.0 through 2.0.21, when the debugger is enabled system.debugger.enabled: true, which is not the default, the Clockwork profiler endpoint is exposed without authentication: InitializeProcessor::handleDebuggerRequest intercepts any path...

CVE-2026-92916

Grav, a flat-file CMS, is affected by an unauthenticated information disclosure in versions 1.7.0–1.7.53.2 and 2.0.0–2.0.21 when the debugger is enabled (system.debugger.enabled: true, not the default). The Clockwork profiler endpoint (/__clockwork/) is intercepted during bootstrap without any au...

CVE-2026-92916 Grav through 2.0.21 Unauthenticated Information Disclosure via Clockwork

Grav is a flat-file CMS. In Grav 1.7.0 through 1.7.53.2 and 2.0.0 through 2.0.21, when the debugger is enabled system.debugger.enabled: true, which is not the default, the Clockwork profiler endpoint is exposed without authentication: InitializeProcessor::handleDebuggerRequest intercepts any path...

CVE-2026-92916 Grav through 2.0.21 Unauthenticated Information Disclosure via Clockwork

Grav is a flat-file CMS. In Grav 1.7.0 through 1.7.53.2 and 2.0.0 through 2.0.21, when the debugger is enabled system.debugger.enabled: true, which is not the default, the Clockwork profiler endpoint is exposed without authentication: InitializeProcessor::handleDebuggerRequest intercepts any path...

CVE-2026-92916 Grav through 2.0.21 Unauthenticated Information Disclosure via Clockwork

Grav is a flat-file CMS. In Grav 1.7.0 through 1.7.53.2 and 2.0.0 through 2.0.21, when the debugger is enabled system.debugger.enabled: true, which is not the default, the Clockwork profiler endpoint is exposed without authentication: InitializeProcessor::handleDebuggerRequest intercepts any path...

CVE-2026-61710

creationtimestamp| type| source ---|---|--- 2026-09-17 00:35:11+00:00| published-proof-of-concept| https://github.com/getgrav/grav/security/advisories/GHSA-2c4f-86xc-cr74...

CVE-2026-92916: Exposure of Sensitive Information to an Unauthorized Actor

Grav is a flat-file CMS. In Grav 1.7.0 through 1.7.53.2 and 2.0.0 through 2.0.21, when the debugger is enabled system.debugger.enabled: true, which is not the default, the Clockwork profiler endpoint is exposed without authentication: InitializeProcessor::handleDebuggerRequest intercepts any path...

CVE-2026-92917: Exposure of Sensitive Information to an Unauthorized Actor

Grav is a flat-file CMS. In versions 2.0.0-rc.1 through 2.0.21, the Twig content sandbox fails to restrict the dump and serialize filters printr, vardump, jsonencode, yamlencode, string: GravExtension::assertSandboxDumpSafe determines sandbox state by calling SandboxExtension::isSandboxed without...

GHSA-FFMG-HFVG-JHG9 Grav: Stored CSS injection via Markdown image resize() bypasses prior media style sanitizers in Grav

Summary Grav 2.0.0-rc.9 and the current 2.0 branch still allow stored CSS injection through Markdown image media actions. The prior media hardening rejects direct ?style= payloads and unsafe attribute fallbacks, but the adjacent resize action still writes caller-controlled values directly into...

Grav: Stored CSS injection via Markdown image resize() bypasses prior media style sanitizers in Grav

Summary Grav 2.0.0-rc.9 and the current 2.0 branch still allow stored CSS injection through Markdown image media actions. The prior media hardening rejects direct ?style= payloads and unsafe attribute fallbacks, but the adjacent resize action still writes caller-controlled values directly into...