---
id: CVE-2026-107249
title: Block AJAX - Highly critical - PHP object injection - SA-CONTRIB-2026-192
summary: >-
  Improperly Controlled Modification of Dynamically-Determined Object Attributes
  vulnerability in Drupal Block AJAX allows Object Injection. This issue affects
  Block AJAX versions: from 0.0.0 to 3.0.2.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cvssSource: adp
cwe:
  - CWE-915
vendor: Drupal
product: Block AJAX
affected:
  - block_ajax >= 0.0.0 < 3.0.2
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-10-30T19:38:22.371059Z'
published: '2026-10-30'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T19:38:37.015Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-107249'
references:
  - url: 'https://www.drupal.org/sa-contrib-2026-192'
tags:
  - cve.org
epss: 0.00394
epssPercentile: 0.33818
ingestedAt: '2026-11-05T16:24:31.415Z'
---

## Overview

Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Block AJAX allows Object Injection. This issue affects Block AJAX versions: from 0.0.0 to 3.0.2.

## Affected

- `block_ajax >= 0.0.0 < 3.0.2`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.