CVE-2023-31250: Drupal core - Moderately critical - Access bypass - SA-CORE-2023-005

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-26 · updated 2026-06-17
Weakness: CWE-863

Description

The file download facility doesn't sufficiently sanitize file paths in certain situations. This may result in users gaining access to private files that they should not have access to. Some sites may require configuration changes following this security release. Review the release notes for your Drupal version if you have issues accessing private files after updating.

Affected products

Drupal: from 7.0 before 7.96; from 9.4 before 9.4.14; from 9.5 before 9.5.8; from 10.0 before 10.0.8 — fixed in 10.0.8, 7.96, 9.4.14, 9.5.8

How to fix

Upgrade to a fixed version: Drupal 10.0.8, 7.96, 9.4.14, 9.5.8. Check the vendor advisory for mitigations.

References

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