CVE detail
CVE-2026-5119
A flaw was found in libsoup. When establishing HTTPS tunnels through a configured HTTP proxy, sensitive session cookies are transmitted in cleartext within the initial HTTP CONNECT request. A network-positioned attacker or a malicious HTTP proxy can intercept these cookies, leading to potential session hijacking or user impersonation.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 29.4 · diversity 16.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
18 source links · newest first
- CVE-2026-5119 Libsoup: libsoup: information disclosure via cleartext transmission of cookies during https tunnel establishmentMicrosoft MSRC
Information published.
vendormsrc.microsoft.comJun 28, 2026, 9:04 AM - https://gitlab.gnome.org/GNOME/libsoup/-/issues/502gitlab.gnome.org
No excerpt available.
Exploitgitlab.gnome.orgMar 30, 2026, 7:15 AM - https://bugzilla.redhat.com/show_bug.cgi?id=2452932bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/security/cve/CVE-2026-5119access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:24722access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:24344access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:22716access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:22710access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:22323access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:22317access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:22316access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:21686access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:19356access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:19143access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:17482access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:15968access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:14087access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM - https://access.redhat.com/errata/RHSA-2026:13978access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMar 30, 2026, 7:15 AM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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