Vulnerability in Red Hat Enterprise Linux 10

CVE-2026-59849

A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial…

CVSS v3 metric

CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59849?
CVE-2026-59849 is a low-severity vulnerability in Red Hat Enterprise Linux 10, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 3.1/10. Published 2026-07-21.
How severe is CVE-2026-59849?
Low severity. CVSS v3 base score is 3.1 out of 10.