LOW 3.9 Microsoft
CVE-2026-3633
Libsoup: libsoup: header and http request injection via crlf injection
Microsoft Security Update 2026-Mar: Libsoup: libsoup: header and http request injection via crlf injection
Affected Products
- azl3 libsoup 3.4.4-12 on Azure Linux 3.0
- cbl2 libsoup 3.0.4-12 on CBL Mariner 2.0
- cbl2 libsoup 3.0.4-13 on CBL Mariner 2.0
- azl3 libsoup 3.4.4-16 on Azure Linux 3.0
- azl3 libsoup 3.4.4-14 on Azure Linux 3.0
- azl3 libsoup 3.4.4-15 on Azure Linux 3.0
- cbl2 libsoup 3.0.4-13
- cbl2 libsoup 3.0.4-13 on CBL-Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3633
- https://nvd.nist.gov/vuln/detail/CVE-2026-3633
This low severity vulnerability with a CVSS score of 3.9 was published on 2026-03-10 via Microsoft. Affected: azl3 libsoup 3.4.4-12 on Azure Linux 3.0, cbl2 libsoup 3.0.4-12 on CBL Mariner 2.0, cbl2 libsoup 3.0.4-13 on CBL Mariner 2.0 and 5 more.
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