CVE-2025-30148: Silverstripe Framework has a XSS vulnerability in HTML editor

CVE-2025-30148 · Severity: low · CVSS 3.1 · Published 2025-04-10

Silverstripe Framework has a XSS vulnerability in HTML editor

Technologies: silverstripe/framework (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2025-30148 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-30148 being exploited in the wild.
How severe is CVE-2025-30148?
Low severity, with a CVSS score of 3.1, published 10 April 2025.
Which products and versions are affected?
silverstripe/framework (Packagist) ECOSYSTEM:introduced=0,fixed=5.3.23.
Is there a fix for CVE-2025-30148?
Yes. silverstripe/framework (Packagist): upgrade to 5.3.23 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-30148?
Check whether you run silverstripe/framework (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • silverstripe/framework (Packagist): upgrade to 5.3.23 or later
    composer require silverstripe/framework:^5.3.23

Affected products

  • silverstripe/framework (Packagist) ECOSYSTEM:introduced=0,fixed=5.3.23

Identifiers

  • CVE-2025-30148
  • GHSA-rhx4-hvx9-j387

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