Vulnerability · Published Oct 30, 2026 · Assigned by drupal
CVE-2026-114534Block Attributes - Moderately critical - Cross site Scripting - SA-CONTRIB-2026-232
Unrated
In plain English
A cross-site scripting in Block Attributes from Drupal. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 94.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Block Attributes allows Stored XSS. This issue affects Block Attributes versions: from 0.0.0 to 2.1.0.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist:https://packages.drupal.org/8 | drupal/block_attributes | 2.1.0 | DRUPAL-CONTRIB-2026-232 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Drupal | Block Attributes | 0.0.0 – before 2.1.0 |
Weakness: CWE-79