How many CVEs does 9fans have?

9fans has 2 published CVE records since 2025, including 2 in the last two years.

How many 9fans CVEs are in CISA KEV?

None of 9fans's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which 9fans products have the most CVEs?

The 9fans products with the most published CVEs are plan9port.

What are the most common weakness types in 9fans CVEs?

9fans's CVEs most often map to these CWE weakness types: CWE-122 (Heap-based Buffer Overflow), CWE-476 (NULL Pointer Dereference).

Are there public exploits for 9fans vulnerabilities?

Yes — 2 of 9fans's CVEs have a known public exploit.

What is the average severity of 9fans CVEs?

The average CVSS base score across 9fans's scored CVEs is 5.0.

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2 CVEs

9fans Vulnerabilities

Name: 9fans vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for 9fans.

2

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

2

Public exploits

PoC or exploit code

5.0

Avg CVSS

2025–2025

Overview

9fans has 2 published CVE records since 2025, 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 5.0.

This page aggregates every publicly disclosed vulnerability (CVE) affecting 9fans products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on 9fans's vulnerability posture, as a share of its 2 published CVEs.

Average CVSS: 5.0
Critical / high: 0%
Actively exploited (KEV): 0%
Public exploit available: 100%
Patch available: 100%

Severity and exploitation

How the CVSS severity of 9fans's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical0

High0

Medium2

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of 9fans's CVEs are currently listed in CISA's KEV catalog.

Public exploits

2

2 of 9fans's CVEs have a known public exploit available.

Most affected products

The 9fans products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

plan9port2 CVEs

Common weakness types

The CWE weakness categories most often found in 9fans CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish 9fans CVE records.

VulDB2 CVEs

Latest 9fans CVEs

The most recently disclosed vulnerabilities affecting 9fans.

9fans plan9port x509.c value_decode null pointer dereference
CWE-476
Medium · CVSS 4.8
EPSS 0.2%2025-07-09
9fans plan9port x509.c edump heap-based overflow
CWE-122
Medium · CVSS 5.1
EPSS 0.6%2025-07-09

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Monitor 9fans CVEs

Other vendors

Browse vulnerabilities for other tracked vendors.

microsoft26,184 CVEs linux21,524 CVEs Google16,121 CVEs Apple15,021 CVEs Oracle11,815 CVEs Debian10,224 CVEs IBM8,623 CVEs Red Hat8,008 CVEs

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Frequently asked questions

Common questions about 9fans vulnerabilities.

How many CVEs does 9fans have?: 9fans has 2 published CVE records since 2025, including 2 in the last two years.
How many 9fans CVEs are in CISA KEV?: None of 9fans's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which 9fans products have the most CVEs?: The 9fans products with the most published CVEs are plan9port.
What are the most common weakness types in 9fans CVEs?: 9fans's CVEs most often map to these CWE weakness types: CWE-122 (Heap-based Buffer Overflow), CWE-476 (NULL Pointer Dereference).
Are there public exploits for 9fans vulnerabilities?: Yes — 2 of 9fans's CVEs have a known public exploit.
What is the average severity of 9fans CVEs?: The average CVSS base score across 9fans's scored CVEs is 5.0.

References

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

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