CVE-2026-3633: Libsoup: libsoup: header and http request injection via crlf injection

Overview

Severity

Low (CVSS 3.9)

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L/E:P

Exploit Status

Not Exploited

Patch Tuesday

2026-Mar

Released

2026-03-21

EPSS Score

0.03% (percentile: 8.7%)

Affected Products (2)

Other

• 20958-17084
• 20933-17086

Revision History

• 2026-03-21: Information published.