CVE-2026-9082: Drupal Core SQL Injection Vulnerability

Is it exploited?

Yes. CISA added it to the Known Exploited Vulnerabilities catalog on 22 May 2026, 2 days after the CVE record was published.

How likely is exploitation in the next 30 days?

89.4%

EPSS score, percentile 99.8 of all scored records

How severe?

9.8 Critical

CVSS v3.1 base score, given by the CNA

What should I do?

Required action (CISA), due 27 May 2026: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected: 8.9.0 up to, not including, 10.4.10; 10.5.0 up to, not including, 10.5.10; 10.6.0 up to, not including, 10.6.9; 11.0.0 up to, not including, 11.1.10; 11.2.0 up to, not including, 11.2.12; 11.3.0 up to, not including, 11.3.10

Versions by product

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

What to do

CISA due date for this action: 27 May 2026.

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

Linked from CISA's catalog entry

• https://www.drupal.org/sa-core-2026-004
• https://nvd.nist.gov/vuln/detail/CVE-2026-9082

Affected products and versions

As listed in the CVE record.

Versions not listed are: unaffected.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

About this vulnerability

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.

Summary: CISA's KEV catalog, as of 28 Oct 2026.

• CISA added CVE-2026-9082 to its Known Exploited Vulnerabilities (KEV) catalog on 22 May 2026.
• CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
• The due date CISA sets for the required action is 27 May 2026.
• The CVE record was published on 20 May 2026, 2 days before it was added to KEV.
• The CVE record carries a CVSS v3.1 base score of 9.8 (Critical), given by its CNA.
• FIRST's EPSS model puts the probability of exploitation in the next 30 days at 89.4% (percentile 99.8), as of 28 Oct 2026.
• CISA's SSVC assessment in the CVE record: exploitation active, automatable yes, technical impact total.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026. About the data.

Description

Drupal core - Highly critical - SQL injection - SA-CORE-2026-004

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.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Weakness

• CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Attack patterns (CAPEC)

• CAPEC-66: SQL Injection

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.

Timeline

References

• drupal.org

More exploited Drupal vulnerabilities

• CVE-2018-7602: Drupal Core Remote Code Execution Vulnerability (added 13 Apr 2022)
• CVE-2019-6340: Drupal Core Remote Code Execution Vulnerability (added 25 Mar 2022)
• CVE-2020-13671: Drupal core Un-restricted Upload of File (added 18 Jan 2022)
• CVE-2018-7600: Drupal Core Remote Code Execution Vulnerability (added 3 Nov 2021)