Cross-site Scripting in Drupal Core
Published Feb 11, 2022 · Updated Oct 23, 2026 · Also known as BIT-drupal-2020-13668, GHSA-m6q5-wv4x-fv6h
Original summary
Normalized public record · Updated Oct 23, 2026
Cross-site Scripting in Drupal Core
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
Access Bypass vulnerability in Drupal Core allows for an attacker to leverage the way that HTML is rendered for affected forms in order to exploit the vulnerability. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- BIT-drupal-2020-13668, GHSA-m6q5-wv4x-fv6h
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Feb 11, 2022 · Last refreshed Oct 23, 2026