CVE-2026-72698

MEDIUM 6.5

Grav CMS before 2.0.16 Information Disclosure via Twig Sandbox Bypass

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

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 including secrets like cache credentials by using dot notation in Twig templates, bypassing the config_denied_paths restrictions.

CWE	CWE-200
Vendor	getgrav
Product	grav
Published	Aug 25, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

getgrav / grav

0 < 2.0.16

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/getgrav/grav/security/advisories/GHSA-p597-crqc-m349 vulncheck.com: https://www.vulncheck.com/advisories/grav-cms-before-information-disclosure-via-twig-sandbox-bypass

Credits

🔍 alham-rizvi