CVE-2026-108097: Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Drupal Dru

Routine

HIGH n/a

CVE-2026-108097 is a high-severity flaw (CVSS n/a) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	n/a (High)
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-470
Published	2026-10-30
Last modified	2026-10-30

Publisher (CNA): Drupal.org

Last updated 2026-10-30 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-10-30 04:18 UTCPublished CVE record published
2026-10-30 04:18 UTCUpdated Record last modified

Advisories and coverage

Official advisories

Drupal Security: Drupal core - Critical - Remote code execution - SA-CORE-2026-014 2026-10-14

Research and news

VulDB Recent Entries: CVE-2026-108097 | Drupal up to 10.6.18/11.3.18/11.4.9/12.0.0-beta1 dynamically-managed code resources 2026-10-30

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-108097?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-108097 being exploited?

CVE-2026-108097 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-108097 affect?

CVE-2026-108097 affects affected software. Severity is high (CVSS n/a). 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

How urgent is CVE-2026-108097?

Priority 0/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

References

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