Cross-site Scripting in SilverStripe Framework

MEDIUM 6.1CVE-2021-36150 · BIT-silverstripe-2021-36150 · GHSA-j66h-cc96-c32q · Published 07/10/2021 · updated 17/06/2026

In short

CVE-2021-36150 is a MEDIUM (CVSS 6.1) vulnerability affecting silverstripe/admin, silverstripe (silverstripe).
Chance of exploitation in the next 30 days (EPSS): 0.85%, higher than 58.3% of all vulnerabilities.
Fix: update to 1.8.1 or later.

Package	Affected versions	Patched versions
silverstripe/admin Packagist	`≥ 1.0.0, < 1.8.1`	`1.8.1`
silverstripe silverstripe	`≥ 1.0.0, < 1.8.1> 1.9.0, ≤ 4.8.1`	`1.8.1`

SilverStripe Framework through 4.8.1 allows XSS.

NVD description

SilverStripe Framework through 4.8.1 allows XSS.

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Package

Affected versions

Patched versions

Packagist

≥ 1.0.0, < 1.8.1

1.8.1

≥ 1.0.0, < 1.8.1> 1.9.0, ≤ 4.8.1

1.8.1

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