CVE-2019-18856

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-11-11 · updated 2026-06-17
Weakness: CWE-732

Description

A Denial Of Service vulnerability exists in the SVG Sanitizer module through 8.x-1.0-alpha1 for Drupal because access to external resources with an SVG use element is mishandled.

Affected products

Drupal Svg Sanitizer: through 7.x-1.5; 8.x-1.0-alpha1

References

https://fortiguard.com/zeroday/FG-VD-19-115
https://git.drupalcode.org/project/svg_sanitizer/commit/e1b0666
https://fortiguard.com/zeroday/FG-VD-19-115
https://git.drupalcode.org/project/svg_sanitizer/commit/e1b0666

Get alerted when CVE-2019-18856 or the next vulnerability affects your stack