CVE-2026-8927 - env-set cross-proxy Digest auth state leak
CVE ID :CVE-2026-8927
Published : July 3, 2026, 6:16 a.m. | 4 hours, 28 minutes ago
Description :When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear the proxy authentication state between requests. Specifically, if the initial transfer authenticates against `proxyA` using Digest auth, a subsequent transfer routed through `proxyB` erroneously leaks the `Proxy-Authorization:` header intended solely for `proxyA`.
Severity: 0.0 | NA
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Published : July 3, 2026, 6:16 a.m. | 4 hours, 28 minutes ago
Description :When reusing a libcurl handle for sequential transfers driven by environment-variable proxy configuration, libcurl fails to clear the proxy authentication state between requests. Specifically, if the initial transfer authenticates against `proxyA` using Digest auth, a subsequent transfer routed through `proxyB` erroneously leaks the `Proxy-Authorization:` header intended solely for `proxyA`.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...