What is CVE-2020-13688?

CVE-2020-13688 is a medium-severity vulnerability in Drupal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-06-11.

How severe is CVE-2020-13688?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Drupal

CVE-2020-13688

Cross-site scripting vulnerability in l Drupal Core allows an attacker could 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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (47.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Drupal
Drupal Core — versions 8.8.X, 8.9.X, 9.0.X

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

mlhess@drupal.org (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-13688?: CVE-2020-13688 is a medium-severity vulnerability in Drupal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-06-11.
How severe is CVE-2020-13688?: Medium severity. CVSS v3 base score is 6.1 out of 10.