CVE-2026-56707
Grav Flex Objects 1.4.0 through 1.4.7 Authorization Bypass via Shortcode
Description
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 the shortcode in published pages to expose sensitive directory contents including user account information, bypassing the authorize ACL enforced in the admin panel.
INFO
Published Date :
Aug. 25, 2026, 2:16 a.m.
Last Modified :
Oct. 12, 2026, 3:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | MITRE-CVE | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update the Grav Flex Objects plugin to the latest version.
- Remove affected shortcodes from published pages.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-56707.
| URL | Resource |
|---|---|
| https://github.com/getgrav/grav/security/advisories/GHSA-x929-528m-vx2m | |
| https://www.vulncheck.com/advisories/grav-flex-objects-through-authorization-bypass-via-shortcode |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-56707 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-56707
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-56707 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-56707 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Oct. 12, 2026
Action Type Old Value New Value Added Translation Title: Grav de getgrav, Description: Las versiones 1.4.0 a 1.4.7 del plugin Grav Flex Objects contienen una vulnerabilidad de omisión de autorización en el shortcode flex-objects que permite a los usuarios con acceso de edición de página renderizar cualquier colección Flex registrada sin comprobaciones de permisos. Los atacantes pueden colocar el shortcode en páginas publicadas para exponer contenidos de directorio sensibles, incluyendo información de cuentas de usuario, omitiendo la ACL de autorización aplicada en el panel de administración. -
CVE Modified by [email protected]
Aug. 27, 2026
Action Type Old Value New Value Added Reference https://github.com/getgrav/grav/security/advisories/GHSA-x929-528m-vx2m Added Reference https://www.vulncheck.com/advisories/grav-flex-objects-through-authorization-bypass-via-shortcode Removed Reference https://github.com/getgrav/grav/security/advisories/GHSA-x929-528m-vx2m Removed Reference https://www.vulncheck.com/advisories/grav-flex-objects-through-authorization-bypass-via-shortcode -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 27, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-56707', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-08-27T14:50:38.482786Z'} -
New CVE Received by [email protected]
Aug. 25, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'getgrav', 'product': 'grav', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.4.8', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '1.4.8', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] Added Description 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 the shortcode in published pages to expose sensitive directory contents including user account information, bypassing the authorize ACL enforced in the admin panel. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Added CWE CWE-862 Added Reference https://github.com/getgrav/grav/security/advisories/GHSA-x929-528m-vx2m Added Reference https://www.vulncheck.com/advisories/grav-flex-objects-through-authorization-bypass-via-shortcode