CVE-2026-38969
WEBrick Request Smuggling
Description
ruby webrick through v1.9.2 WEBrick reparses trailer Content-Length into canonical request state, enabling request smuggling.
INFO
Published Date :
July 2, 2026, midnight
Last Modified :
July 2, 2026, 8:39 p.m.
Remotely Exploit :
No
Source :
mitre
Affected Products
The following products are affected by CVE-2026-38969
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update WEBrick to version 1.9.3 or later.
- Apply security patches for WEBrick.
- Ensure proper request handling configurations.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-38969 vulnerability anywhere in the article.