CVE-2025-70034

Name: CVE-2025-70034
Creator: NVD / NIST
Published: 2026-03-09T18:16:14.99+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-70034 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue pertaining to CWE-1333: Inefficient Regular Expression Complexity (4.19) was discovered in mscdex ssh2 v1.17.0.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

An issue pertaining to CWE-1333: Inefficient Regular Expression Complexity (4.19) was discovered in mscdex ssh2 v1.17.0.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.34%

25.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1333

Affected Software

Vendor	Product	Versions
Mscdex	Ssh2	1.17.0

References

https://gist.github.com/zcxlighthouse/78a0d9b7fcae20294076e8b24f763ce5Third Party Advisory
https://github.com/mscdexProduct
https://github.com/mscdex/ssh2Product

Timeline

Published: Mar 9, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-70034?

An issue pertaining to CWE-1333: Inefficient Regular Expression Complexity (4.19) was discovered in mscdex ssh2 v1.17.0.

How severe is CVE-2025-70034?

CVE-2025-70034 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-70034?

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-2025-70034?

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

Scan your code now

Source: NVD / NIST