CVE-2026-108097: Drupal core - Critical - Remote code execution - SA-CORE-2026-014
- Is it exploited?
Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of .
VulnCheck KEV lists it since . VulnCheck's own honeypots also recorded exploitation attempts.
- How likely is exploitation in the next 30 days?
- 0.6%
Up from 0.3% on .
EPSS score, percentile 47.8 of all scored records. A probability estimated by FIRST, not a report of exploitation.
- How severe?
- 8.1 High
CVSS v3.1 base score, from CISA's enrichment of the record
- What should I do?
CISA has set no required action, because the vulnerability is not in KEV.
No patch or vendor advisory is listed in the CVE record. Check Drupal's advisories.
- Which versions are affected?
Affected
- from 8.9.0 to before 10.6.19
- from 11.0.0 to before 11.3.19
- from 11.4.0 to before 11.4.10
- from 12.0.0-alpha1 to before 12.0.0-beta2
Source: CISA KEV 2026.11.10, as of ; VulnCheck KEV, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.
Description
Drupal core - Critical - Remote code execution - SA-CORE-2026-014
Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Drupal Drupal core allows Reflection Injection. This issue affects Drupal core versions: from 8.9.0 to 10.6.19, from 11.0.0 to 11.3.19, from 11.4.0 to 11.4.10, from 12.0.0-alpha1 to 12.0.0-beta2.
Source: CVE List, as of . About the data.
What to do
Advisories and patches
No patch, vendor advisory or mitigation is listed in the CVE record. Check Drupal's own security advisories for a fix, and compare your version with the affected versions below.
This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions
Versions by product, as listed in the CVE record (1 product)
| Status | Versions |
|---|---|
| Affected | from 8.9.0 to before 10.6.19 |
| Affected | from 11.0.0 to before 11.3.19 |
| Affected | from 11.4.0 to before 11.4.10 |
| Affected | from 12.0.0-alpha1 to before 12.0.0-beta2 |
Source: CVE List, as of . About the data.
Weakness
CWE-470, 1 CAPEC
- CWE-470: Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')
Attack patterns (CAPEC)
- CAPEC-138: Reflection Injection
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline
| Date | Event |
|---|---|
| CVE record published | |
| CVE record last updated |
References
1
Known exploited Drupal vulnerabilities
- CVE-2026-9082: Drupal Core SQL Injection Vulnerability
- CVE-2018-7602: Drupal Core Remote Code Execution Vulnerability
- CVE-2019-6340: Drupal Core Remote Code Execution Vulnerability
- CVE-2020-13671: Drupal core Un-restricted Upload of File
- CVE-2018-7600: Drupal Core Remote Code Execution Vulnerability