Drupal vulnerabilities: known CVEs & security history
Drupal · CMS · 15 tracked CVEs · 2 actively exploited · updated September 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Drupal release lines — 15 in total, with 2 actively exploited in the wild. A CVE here doesn't mean your version is affected — check Drupal's current status and the safe version to run.
Known Drupal CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-9082⚡ exploited | critical | 9.8 | 85% | 2026 |
| CVE-2018-7602⚡ exploited | critical | 9.8 | 99% | 2018 |
| CVE-2021-41164 | high | 8.2 | 1% | 2021 |
| CVE-2026-6366 | medium | 6.6 | 0% | 2026 |
| CVE-2021-41184 | medium | 6.5 | 41% | 2021 |
| CVE-2021-41183 | medium | 6.5 | 9% | 2021 |
| CVE-2021-41182 | medium | 6.5 | 39% | 2021 |
| CVE-2026-6367 | medium | 6.1 | 0% | 2026 |
| CVE-2026-6365 | medium | 6.1 | 0% | 2026 |
| CVE-2020-9281 | medium | 6.1 | 4% | 2020 |
| CVE-2026-55806 | medium | 5.9 | 0% | 2026 |
| CVE-2026-55804 | medium | 5.9 | 0% | 2026 |
| CVE-2026-55803 | medium | 5.9 | 0% | 2026 |
| CVE-2026-55808 | medium | 5.4 | 0% | 2026 |
| CVE-2026-55807 | low | 3.1 | 0% | 2026 |
Is my Drupal version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Drupal version → · Monitor Drupal for new CVEs →
Drupal vulnerabilities — frequently asked
How many known vulnerabilities does Drupal have?
IsItPatched tracks 15 CVEs for Drupal, 2 of which are actively exploited (CISA KEV). 2 are critical-severity and 1 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Drupal have any actively-exploited vulnerabilities?
Yes — 2 Drupal CVEs are in CISA's Known Exploited Vulnerabilities catalog, meaning they are confirmed exploited in the wild (1 linked to ransomware). Patch these as a priority.
What is the most severe Drupal vulnerability?
Among tracked issues, CVE-2026-9082 (CRITICAL, CVSS 9.8), which is actively exploited, ranks highest — a SQL injection weakness.
Is Drupal safe to use?
It depends on the version. The latest supported Drupal release (11.4.5) clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Drupal security status · Drupal end-of-life · actively-exploited CVEs. Always verify against Drupal's advisories — see our disclaimer.