# CVE-2026-75574

## Summary

- **CVE ID:** CVE-2026-75574
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-1336
- **Published:** Aug 25, 2026
- **Last Modified:** Aug 27, 2026

## Description

The Grav Email plugin (getgrav/grav-plugin-email) before 4.2.2 renders page-editor-controlled Email action parameters as unsandboxed Twig templates. An authenticated remote user with only api.access and api.pages.write permissions can place a Twig expression in header.form.process.email.body, publish the page, and submit the form to execute an arbitrary operating-system command as the account running PHP.

## Affected Products

- getgrav — grav (0)
- getgrav — grav (4.2.2)

## References

- [CNA](https://github.com/getgrav/grav/security/advisories/GHSA-gh8j-q67c-j53f)
- [CNA](https://www.vulncheck.com/advisories/grav-before-remote-code-execution-via-email-twig)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.36%
- **EPSS Percentile:** 29.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._