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Review reviewCritical

CVE-2026-8495

Drupal Date iCal, date ical

Missing Authorization vulnerability in Drupal Date iCal allows Forceful Browsing. This issue affects Date iCal: from 0.0.0 before 4.0.15.

CVSS
9.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.05.20
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 9.8

Vulnerability overview

Missing Authorization vulnerability in Drupal Date iCal allows Forceful Browsing. This issue affects Date iCal: from 0.0.0 before 4.0.15.

Affected product and versions

Product
Drupal Date iCal, date ical
Affected versions
>= 0.0.0 < 4.0.15, < 4.0.15
Fixed versions
4.0.15

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Drupal Date iCal, date ical and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-862