openSUSE Leap 15.4 libsoup Important HTTP Request Smuggling 2026-0833-1
suse
March 6, 2026
An update that solves three vulnerabilities can now be installed.
Summary
## This update for libsoup fixes the following issues: * CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398). * CVE-2026-1539: proxy authentication credentials leaked via the Proxy- Authorization header when handling HTTP redirects (bsc#1257441). * CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request smuggling and potential DoS (bsc#1257597). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-833=1
Topics Covered
References
* bsc#1257398
* bsc#1257441
* bsc#1257597
Cross-
* CVE-2026-1467
* CVE-2026-1539
* CVE-2026-1760
CVSS scores:
* CVE-2026-1467 ( SUSE ): 5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
* CVE-2026-1467 ( SUSE ): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
* CVE-2026-1467 ( NVD ): 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
* CVE-2026-1539 ( SUSE ): 6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N
* CVE-2026-1539 ( SUSE ): 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
* CVE-2026-1539 ( NVD ): 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
* CVE-2026-1760 ( SUSE ): 8.8
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
* CVE-2026-1760 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
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Severity
important
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Announcement ID: SUSE-SU-2026:0833-1
Release Date: 2026-03-05T19:55:57Z
Rating: important
Topics Covered
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