curl: Connection Reuse Ignores OAuth Bearer Token Mismatch

Summary: The connection pool reuse function urlmatchconn in lib/url.c checks oauthbearer in its credential match block — but only for protocols marked as requiring per-connection credentials. For HTTP, OAuth bearer is passed as a header, not a protocol-level credential. If a libcurl application...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: curl (UTSA-2026-004930)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004930 advisory. When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP...

CVE-2025-14524

When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host...