This update for curl fixes the following issues:
Security issues fixed:
- CVE-2026-4873: connection reuse ignores TLS requirement (bsc#1262631).
- CVE-2026-5545: wrong reuse of HTTP Negotiate connection (bsc#1262632).
- CVE-2026-6253: proxy credentials leak over redirect-to proxy (bsc#1262635).
- CVE-2026-6276: stale custom cookie host causes cookie leak (bsc#1262636).
- CVE-2026-6429: netrc credential leak with reused proxy connection (bsc#1262638).
Other updates and bugfixes:
- sws: prevent 'connection monitor' to say disconnect twice (bsc#1259362).