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  4. CVE 2026 107249 block ajax highly critical php object injection
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Back to active CVEs
Unknown severity · Source severity not reportedCVE-2026-107249

Block AJAX - Highly critical - PHP object injection - SA-CONTRIB-2026-192CVE-2026-107249

Answer in brief

CVE-2026-107249 records a Unknown severity vulnerability in Block AJAX - Highly critical - PHP object injection - SA-CONTRIB-2026-192. The current sources do not mark it as known exploited. The current feed maps Drupal/Block AJAX (generic), drupal/block_ajax (packagist:https://packages.drupal.org/8). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 30, 2026Updated Oct 30, 2026Source checked Oct 30, 2026First seen by HOL Oct 8, 2026Material review Oct 30, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Drupal/Block AJAX (generic), drupal/block_ajax (packagist:https://packages.drupal.org/8). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Drupal/Block AJAXgeneric>=0.0.0 <3.0.23.0.2
drupal/block_ajaxpackagist:https://packages.drupal.org/8>=0 <3.0.23.0.2

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Drupal/Block AJAX, drupal/block_ajax.
  2. 2Review the reported fix. Update Drupal/Block AJAX to 3.0.2; drupal/block_ajax to 3.0.2 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 8, 2026

Sources and claim methodology

  • Source referencedrupal.org
Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-915
Source
CVE List V5
Source checked
Oct 30, 2026
References
1 linked source
Open source record