CVE-2026-9082: Drupal Core SQL Injection Vulnerability

In short

Drupal Core has a weakness classified as SQL injection (CWE-89). CISA added it to its Known Exploited Vulnerabilities catalog on 2026-05-22. NVD lists CVSS 3.1 at 9.8 CRITICAL.

What it is

“Drupal Core contains a SQL injection vulnerability that could allow for privilege escalation and remote code execution via specially crafted requests sent with the database abstraction API.” — CISA KEV, retrieved 2026-11-01

“Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Drupal Drupal core allows SQL Injection. This issue affects Drupal core: from 8.9.0 before 10.4.10, from 10.5.0 before 10.5.10, from 10.6.0 before 10.6.9, from 11.0.0 before 11.1.10, from 11.2.0 before 11.2.12, from 11.3.0 before 11.3.10.” — NVD, retrieved 2026-11-01

Who is affected

Drupal Core. NVD lists the following versions as affected:

• Versions from 8.9.0 inclusive, before 10.4.10
• Versions from 10.5.0 inclusive, before 10.5.10
• Versions from 10.6.0 inclusive, before 10.6.9
• Versions from 11.0.0 inclusive, before 11.1.10
• Versions from 11.2.0 inclusive, before 11.2.12
• Versions from 11.3.0 inclusive, before 11.3.10

Exploitation status

CISA KEV added: 2026-05-22. Known ransomware campaign use: Not reported by CISA. Due date CISA set for US federal civilian agencies: 2026-05-27.

Scores

NVD CVSS 3.1: 9.8 CRITICAL; vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H; source [email protected].

EPSS by FIRST: 89.38%; percentile 99.78; score date 2026-10-31. EPSS estimates the probability of exploitation in the next 30 days.

CWE: CWE-89.

Timeline

CISA required action

“Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.” — CISA KEV

What to do

• Confirm whether you run Drupal Core and which version.
• Apply the vendor update or mitigation in the advisory.
• Follow CISA’s required action.
• Review the vendor guidance on signs of compromise.
• Track the fix through completion.

References

• Patch, Vendor Advisory: https://www.drupal.org/sa-core-2026-004
• NVD detail
• CVE.org record
• CISA KEV catalog

Sources and dates

CISA Known Exploited Vulnerabilities Catalog, version 2026.10.30; retrieved 2026-11-01. CISA KEV data: CC0 1.0. No endorsement by CISA.

NVD retrieved: 2026-11-01. This product uses the NVD API but is not endorsed or certified by the NVD.

EPSS scores by FIRST; score date 2026-10-31.