CVE-2025-70034

HIGHNVD 7.57.5—

7.5

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

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 18.5%
KEV: Not listed

Published

March 9, 2026

Last Modified

May 6, 2026

Advisory Details (3)

Auto-updated May 6, 2026

No patch confirmed yet.

generic

GitHub - mscdex/ssh2: SSH2 client and server modules written in pure JavaScript for node.js · GitHub

https://github.com/mscdex/ssh2

generic

mscdex (mscdex) · GitHub

https://github.com/mscdex

generic

CVE-2025-70034 · GitHub

https://gist.github.com/zcxlighthouse/78a0d9b7fcae20294076e8b24f763ce5

Data Freshness Timeline

(refreshed 19× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2025-70034?

CVE-2025-70034 is a high vulnerability published on March 9, 2026. An issue pertaining to CWE-1333: Inefficient Regular Expression Complexity (4.19) was discovered in mscdex ssh2 v1.17.0.

When was CVE-2025-70034 disclosed?

CVE-2025-70034 was first published in the National Vulnerability Database on March 9, 2026, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-70034 actively exploited?

CVE-2025-70034 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 18.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-70034?

CVE-2025-70034 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2025-70034?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-70034, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2025-70034

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

GitHub - mscdex/ssh2: SSH2 client and server modules written in pure JavaScript for node.js · GitHub

mscdex (mscdex) · GitHub

CVE-2025-70034 · GitHub

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-70034?

Published

Last Modified

Advisory Details (3)

Frequently asked(5)