Detections
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Echo: libssh: security update to 0.12.0-3+e2

medium Tenable Cloud Security Plugin ID 460827

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - A flaw was found in libssh. A malicious SFTP server can send responses for unknown request IDs that libssh
 clients keep queued indefinitely, causing unbounded memory growth and client-side denial of service.
 (CVE-2026-59848)

Solution

Update the libssh library and its related packages to version 0.12.0-3+e2 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-59848

Plugin Details

Severity: Medium

ID: 460827

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2026-59848

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 7/21/2026

Vulnerability Publication Date: 7/21/2026

Reference Information

CVE: CVE-2026-59848

IAVA: 2026-A-0788