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AZL-105543 CVE-2026-103399 affecting package libsoup 3.4.4-16

🗓️ 30 Sep 2026 18:18:16Reported by GoogleType 
osv-azl
 osv-azl
🔗 osv.dev👁 12 Views

Unauthenticated request smuggling in SoupServer via Expect: 100-continue header.

Related
Refs
ReporterTitlePublishedViews
Family
nessus
Tenable Nessus
Amazon Linux 2023 : libsoup, libsoup-devel (ALAS2023-2026-3212)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
Amazon Linux 2 : libsoup (ALAS-2026-3998)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-103399
30 Sep 202600:00
–nessus
amazon
Amazon
Important: libsoup
12 Oct 202600:00
–amazon
amazon
Amazon
Important: libsoup
12 Oct 202600:00
–amazon
cve
CVE
CVE-2026-103399
30 Sep 202617:42
–cve
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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15 Oct 2026 05:37Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.3
EPSS0.00245
SSVC
12