CVE-2017-9802: Apache Sling Servlets Post

Medium severity, CVSS 6.1. EPSS: 3.7% chance of exploitation in the next 30 days.

The Javascript method Sling.evalString() in Apache Sling Servlets Post before 2.3.22 uses the javascript 'eval' function to parse input strings, which allows for XSS attacks by passing specially crafted input strings.

Affected products

• Apache Sling Servlets Post: up to and including 2.3.20

Published 2017-08-14. Last modified 2026-06-17.