Severity: low
Affected versions:
- Apache Sling Engine before 3.0.4
Description:
Inconsistent interpretation of HTTP requests ('HTTP Request/Response
smuggling') vulnerability in Apache Sling Engine. The engine's query/form
parser accepts non-standard percent-escapes, wrong charsets, and continues
request processing on such errors.
This issue affects Apache Sling Engine: before 3.0.4.
Users are recommended to upgrade to version 3.0.4, which fixes the issue.
This issue is being tracked as SLING-13362 SLING-13364 SLING-13365
Credit:
The Apache Software Foundation (finder)
Claude Code (tool)
References:
https://sling.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-103866
https://issues.apache.org/jira/browse/SLING-13362
https://issues.apache.org/jira/browse/SLING-13364
https://issues.apache.org/jira/browse/SLING-13365
