CVE WATCH / VULNERABILITY DETAIL
CVE-2026-123611
LOWCVSS 3.7NVD feed
Published 8 November 2026 · tracked since 8 November 2026
Description
rustls before 0.23.46 contains a key exchange downgrade vulnerability that allows network attackers to poison the per-server-name key-exchange group record via an unauthenticated ServerHello. Attackers can answer one connection with a ServerHello selecting X25519, causing later ClientHellos to send
References
- NVD — National Vulnerability Database
- CVE.org record (MITRE)
- CISA Known Exploited Vulnerabilities catalog
Latest tracked vulnerabilities
- CVE-2026-113364
- CVE-2026-113363
- CVE-2026-113362
- CVE-2026-124502 MEDIUM 4.3
- CVE-2026-124500 MEDIUM 6.3
- CVE-2026-124499 MEDIUM 4.7
- CVE-2026-18893 HIGH 7.1
- CVE-2026-18546 MEDIUM 5.4
- CVE-2026-120113 MEDIUM 6.4
- CVE-2026-116500 MEDIUM 6.2