CVE-2026-43971: Link Header Directive Smuggling via Unescaped target/rel/Attribute Keys in cow_link:link/1

Overview

Severity

N/A

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-21

Last Updated

2026-09-13

EPSS Score

0.52% (percentile: 42.5%)

Affected Products (2)

Other

• 21657-17084
• 21829-17084

Security Updates (1)

• Security Update

Revision History

• 2026-08-21: Information published.
• 2026-09-09: Information published.
• 2026-09-13: Information published.