MEDIUM 5.3 NVD

CVE-2026-110926

A flaw was found in OpenSSH. When compression is negotiated, channels on the same connection share one LZ77 dictionary. A peer who can write on one channel can

A flaw was found in OpenSSH. When compression is negotiated, channels on the same connection share one LZ77 dictionary. A peer who can write on one channel can recover plaintext from another channel by chosen-plaintext lengths.

References

https://access.redhat.com/security/cve/CVE-2026-110926
https://bugzilla.redhat.com/show_bug.cgi?id=2553035

Published: 2026-10-15 · Source: NVD · Feed updated: 2026-10-15

This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-15 via NVD.

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