What’s Vulnerable › Vulnerabilities

CVE-2026-76846: Grav before 2.0.16 Information Disclosure via Twig Sandbox

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-25 · updated 2026-10-12
• Weakness: CWE-522

Description

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 sensitive values like system.cache.redis.password when config_access is enabled.

Affected products

• getgrav grav: before 2.0.16 — fixed in 2.0.16

How to fix

Upgrade to a fixed version: getgrav grav 2.0.16. Check the vendor advisory for mitigations.

References

• https://github.com/getgrav/grav/security/advisories/GHSA-xjw5-q542-3vmr
• https://www.vulncheck.com/advisories/grav-before-information-disclosure-via-twig-sandbox
• https://github.com/getgrav/grav/security/advisories/GHSA-xjw5-q542-3vmr

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