CVE-2026-112771 Craft CMS before 4.18.8 and 5.11.0 Twig Sandbox Allowlist Bypass via Array Filters
Authenticated users can bypass Twig sandbox restrictions to disclose sensitive configuration data like security keys and database credentials.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-112771?
CVE-2026-112771 is a high-severity vulnerability in craftcms cms, published on 19 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Craft CMS 4.0.0 before 4.18.8 and 5.0.0 before 5.11.0 contains a Twig sandbox allowlist bypass because the column, contains, filterByValue, index, where, and multisort filters resolve caller-supplied keys via ArrayHelper::getValue() without consulting the sandbox security policy. Authenticated Control Panel users can supply dot-path keys to traverse the craft global and disclose the securityKey, database credentials, and auth tokens.
Weakness: CWE-200
Which versions are affected by CVE-2026-112771?
How do I fix CVE-2026-112771?
No fix has been published for CVE-2026-112771 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-112771 being exploited?
There is no known exploitation of CVE-2026-112771 in the wild and no public exploit code.
Sources
Also known as GHSA-238j-2hq5-wrgg, GHSA-j697-8x93-7mp2.