CVE-2025-46421
Libsoup: information disclosure may leads libsoup client sends authorization header to a different host when being redirected by a server
6.8CVSSMEDIUM
Description
A flaw was found in libsoup. When libsoup clients encounter an HTTP redirect, they mistakenly send the HTTP Authorization header to the new host that the redirection points to. This allows the new host to impersonate the user to the original host that issued the redirect.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:HAttack ComplexityHigh
PR:NPrivileges RequiredNone
UI:RUser InteractionRequired
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:NAvailabilityNone
Weaknesses
Affected Products
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
and 25 more affected products View all →
Exploitability
Official Patch Available
Workaround Available
References
https://nvd.nist.gov/vuln/detail/CVE-2025-46421
nvd.nist.gov
https://access.redhat.com/errata/RHSA-2025:4439
access.redhat.com
https://access.redhat.com/errata/RHSA-2025:4440
access.redhat.com
and 31 more references View all →
Timeline
Published
Apr 24, 2025
Last Updated
Jul 28, 2025
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