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Vulnerabilities

Vulnerability · CVE-2026-96391

Missing Authorization vulnerability in Drupal Webform REST allows Forceful Browsing.

Published Oct 22, 2026 · catalog updated Oct 22, 2026 · Drupal Webform REST

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-96391. EPSS is 0.30%. Act only if a listed version of Drupal Webform REST is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.30%
Remediation
Not established
Affected products
vendor Drupal Webform REST

Missing Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.2.1.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Drupal Webform RESTversion unspecified

How to fix CVE-2026-96391

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-96391. EPSS is 0.30%. Act only if a listed version of Drupal Webform REST is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-862: Missing Authorization. EPSS 0.30%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Drupal security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 22, 2026 · NIST NVD

    Detected

    Missing Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.2.1.

Sources

  • CVE.orgVulnerability recordCVE-2026-96391

    Missing Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.2.1.

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-96391

    30-day exploitation probability 0.30%

    first.org
  • NIST NVDVulnerability recordCVE-2026-96391

    Missing Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.2.1.

    nvd.nist.gov
  • Tenable CVE DatabaseVulnerability recordCVE-2026-96391

    Missing Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.2.1.

    tenable.com

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 31, 2026
  • Tenable CVE DatabaseOct 23, 2026
  • CVE.orgOct 22, 2026
  • NIST NVDOct 22, 2026