CVE-2026-76846
Twig sandbox flaw lets editors read Grav system secrets via config functions
Is CVE-2026-76846 being exploited?
Not confirmed. CVE-2026-76846 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.24% probability of exploitation in the next 30 days.
How severe is CVE-2026-76846?
CVE-2026-76846 is rated High with a CVSS score of 8.7. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-76846?
Yes. A fix has been recorded for CVE-2026-76846. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-76846 affect?
CVE-2026-76846 affects Grav CMS < 2.0.16, Twig sandbox (config_access enabled), Sites allowing page-edit permissions. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-76846?
Upgrade to Grav 2.0.16; disable config_access or restrict editor roles
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated users with page-edit permission can use Twig config.get()/toArray() to disclose system config secrets (e.g., Redis password), enabling credential theft and lateral movement.
Immediate action required
- affected< 2.0.16
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.