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CVE-2025-3902

1 advisory.

Packagist/drupal/block_class CVE-2025-3902: medium 6.1, EPSS 0.24%

Block Class enables you to add custom attributes to blocks.

Action: Upgrade drupal/block_class to 4.0.1 or later.

composer require drupal/block_class:4.0.1

Affected

introducedfixedlast affected
4.0.04.0.1-

Fixed versions

4.0.1

Sources

CVE-2025-3902 · published · modified · JSON