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Libsoup: soupserver: http/1 request smuggling via undrained expect: 100-continue body

🗓️ 03 Oct 2026 08:31:52Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 35 Views

Related
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Family
nessus
Tenable Nessus
Amazon Linux 2023 : libsoup, libsoup-devel (ALAS2023-2026-3212)
12 Oct 202600:00
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nessus
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Amazon Linux 2 : libsoup (ALAS-2026-3998)
12 Oct 202600:00
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nessus
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Linux Distros Unpatched Vulnerability : CVE-2026-103399
30 Sep 202600:00
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amazon
Amazon
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12 Oct 202600:00
–amazon
amazon
Amazon
Important: libsoup
12 Oct 202600:00
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cve
CVE
CVE-2026-103399
30 Sep 202617:42
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cvelist
Cvelist
CVE-2026-103399 Libsoup: soupserver: http/1 request smuggling via undrained expect: 100-continue body
30 Sep 202617:42
–cvelist
debiancve
Debian CVE
CVE-2026-103399
30 Sep 202617:42
–debiancve
euvd
EUVD
EUVD-2026-90226
30 Sep 202617:42
–euvd
mend
Mend
CVE-2026-103399
30 Sep 202617:42
–mend
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05 Oct 2026 22:19Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
EPSS0.00245
SSVC
35