CVE-2020-13666
MEDIUMCVSS 6.1/10EPSS 2.93%
Last modified
CVE-2020-13666 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. EPSS estimates a 2.93% chance of exploitation in the next 30 days.
Description
Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Drupal | Drupal | >= 7.0, < 7.73 |
| Drupal | Drupal | >= 8.8.0, < 8.8.10 |
| Drupal | Drupal | >= 8.9.0, < 8.9.6 |
| Drupal | Drupal | >= 9.0.0, < 9.0.6 |
References
- https://www.drupal.org/sa-core-2020-007Vendor Advisory
- https://www.drupal.org/sa-core-2020-007Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-13666?
Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 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.
How severe is CVE-2020-13666?
CVE-2020-13666 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.93% probability of exploitation in the next 30 days.
How do I fix CVE-2020-13666?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-13666?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST