CVE-2026-21670

Name: CVE-2026-21670
Creator: NVD / NIST
Published: 2026-03-12T15:16:13.51+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2026-21670 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A vulnerability allowing a low-privileged user to extract saved SSH credentials.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

A vulnerability allowing a low-privileged user to extract saved SSH credentials.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.40%

31.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Veeam	Veeam Backup \& Replication	>= 13.0.0.496, <= 13.0.1.1071

References

https://www.veeam.com/kb4831Vendor Advisory

Timeline

Published: Mar 12, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-21670?

A vulnerability allowing a low-privileged user to extract saved SSH credentials.

How severe is CVE-2026-21670?

CVE-2026-21670 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2026-21670?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-21670?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST