CVE-2026-59849
Low · 3.1CVSS
3.1
EPSS
0.4%
Published
Jul 21, 2026
CISA due date
—
The record
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 of service.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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