SoupAuthManager caches proxy authentication credentials without scoping them to the proxy authority (host:port). When the proxy configuration changes (e.g., via system settings or WPAD), cached Proxy-Authorization headers from the previous proxy are sent to the new proxy, leaking credentials.
CVSS Details
- CVSS 3.1 Base Score: 3.4
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux_2023 | — | Upgrade libsoup3Upgrade libsoup3-docUpgrade libsoup3-develUpgrade libsoup3-debugsourceUpgrade libsoup3-debuginfo | Sep 30, 2026 | Jul 21, 2026 |
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