CVE-2026-75834
1 advisory.
Packagist/getgrav/grav CVE-2026-75834: medium 5.4, EPSS 0.26%
Grav: Single invalid UTF-8 byte disables every rule in Security::detectXss(), bypassing the page-content XSS safety gate
Action: Upgrade getgrav/grav to 2.0.14 or later.
composer require getgrav/grav:2.0.14Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.0.14 | - |
Fixed versions
| 2.0.14 |
Sources
- osv: GHSA-q2j8-x8hf-63ch
- https://github.com/getgrav/grav/security/advisories/GHSA-q2j8-x8hf-63ch
- https://nvd.nist.gov/vuln/detail/CVE-2026-75834
- https://github.com/getgrav/grav
- https://www.vulncheck.com/advisories/grav-before-stored-xss-via-invalid-utf-8-byte
CVE-2026-75834 · published · modified · JSON