Cross-site Scripting (XSS) vulnerability in Drupal core's sanitization API fails to properly filter cross-site scripting under certain circumstances. This issue affects: Drupal Core 9.1.x versions prior to 9.1.7; 9.0.x versions prior to 9.0.12; 8.9.x versions prior to 8.9.14; 7.x versions prior to 7.80.
An official patch is available. Apply the patch as soon as possible.
CVSS v4.0 Metrics
Exploitability
Attack VectorNetwork
ComplexityLow
RequirementsPresent
PrivilegesNone
User InteractionActive
Threat
Exploit MaturityUnreported
Vulnerable System
ConfidentialityLow
IntegrityLow
AvailabilityNone
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusOfficial Patch
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | nvd | AV: P→N, AC: H→L, PR: H→N, VC: N→L, VI: N→L | 0.0 → 0.5 |
| 2026-07-21 | nvd | patch: Unavailable→Official Patch | 0.0 → 0.0 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 0.0 |
Affected Software
| Vendor | Product | Version |
|---|
| Drupal | Core | ≥ 9.1, < 9.1.7 |
| Drupal | Core | ≥ 9.0, < 9.0.12 |
| Drupal | Core | ≥ 8.9, < 8.9.14 |
| Drupal | Core | ≥ 7, < 7.80 |
| drupal | drupal | ≥ 9.0.0, < 9.0.12 |
| drupal | drupal | ≥ 9.1.0, < 9.1.7 |
| drupal | drupal | < 7.80 |
| drupal | drupal | ≥ 8.9.0, < 8.9.14 |
Published: 2022-02-11
