How many CVEs does 4Mhz have?

4Mhz has 2 published CVE records since 2026, including 2 in the last two years.

How many 4Mhz CVEs are in CISA KEV?

None of 4Mhz's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which 4Mhz products have the most CVEs?

The 4Mhz products with the most published CVEs are B64dec, Base64 Decoder.

What are the most common weakness types in 4Mhz CVEs?

4Mhz's CVEs most often map to these CWE weakness types: CWE-121 (Stack-based Buffer Overflow), CWE-787 (Out-of-bounds Write).

Are there public exploits for 4Mhz vulnerabilities?

Yes — 2 of 4Mhz's CVEs have a known public exploit.

What is the average severity of 4Mhz CVEs?

The average CVSS base score across 4Mhz's scored CVEs is 8.5.

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2 CVEs

4Mhz Vulnerabilities

Name: 4Mhz vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for 4Mhz.

2

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

2

Public exploits

PoC or exploit code

8.5

Avg CVSS

2026–2026

Overview

4Mhz has 2 published CVE records since 2026, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 2 have a known public exploit. The average CVSS base score across scored CVEs is 8.5.

This page aggregates every publicly disclosed vulnerability (CVE) affecting 4Mhz products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on 4Mhz's vulnerability posture, as a share of its 2 published CVEs.

Average CVSS: 8.5
Critical / high: 100%
Actively exploited (KEV): 0%
Public exploit available: 100%
Patch available: 0%

Severity and exploitation

How the CVSS severity of 4Mhz's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical0

High2

Medium0

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of 4Mhz's CVEs are currently listed in CISA's KEV catalog.

Public exploits

2

2 of 4Mhz's CVEs have a known public exploit available.

Most affected products

The 4Mhz products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in 4Mhz CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish 4Mhz CVE records.

VulnCheck2 CVEs

Latest 4Mhz CVEs

The most recently disclosed vulnerabilities affecting 4Mhz.

Base64 Decoder 1.1.2 Local Buffer Overflow SEH Egghunter
CWE-787
High · CVSS 8.6
EPSS 0.3%2026-03-24
B64dec 1.1.2 - Buffer Overflow (SEH Overflow + Egg Hunter)
CWE-121
High · CVSS 8.4
EPSS 0.4%2026-02-05

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Other vendors

Browse vulnerabilities for other tracked vendors.

microsoft36,363 CVEs linux22,636 CVEs Google16,479 CVEs Apple15,074 CVEs Oracle12,707 CVEs Debian10,225 CVEs IBM8,823 CVEs Red Hat8,087 CVEs

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Frequently asked questions

Common questions about 4Mhz vulnerabilities.

How many CVEs does 4Mhz have?: 4Mhz has 2 published CVE records since 2026, including 2 in the last two years.
How many 4Mhz CVEs are in CISA KEV?: None of 4Mhz's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which 4Mhz products have the most CVEs?: The 4Mhz products with the most published CVEs are B64dec, Base64 Decoder.
What are the most common weakness types in 4Mhz CVEs?: 4Mhz's CVEs most often map to these CWE weakness types: CWE-121 (Stack-based Buffer Overflow), CWE-787 (Out-of-bounds Write).
Are there public exploits for 4Mhz vulnerabilities?: Yes — 2 of 4Mhz's CVEs have a known public exploit.
What is the average severity of 4Mhz CVEs?: The average CVSS base score across 4Mhz's scored CVEs is 8.5.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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