The 9fans project maintains Plan 9 Port, a portable implementation of the Plan 9 operating system and its utilities, serving a specialized research and hobbyist community. Vulnerabilities in this focused product manifest primarily as memory-safety issues, including heap-based buffer overflows, NULL-pointer dereferences, and improper buffer-boundary enforcement, reflecting the C-based heritage of the codebase. Current severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by 9fans over time
Signals from CVEs in this vendor scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-7208CRITICAL A vulnerability was found in 9fans plan9port up to 9da5b44. It has been classified as critical. This affects the function edump in the library /src/plan9port/src/libsec/port/x509.c | Jul 9, 2025 | 9.8 | 24 | NO | NO |
CVE-2025-7209MEDIUM A vulnerability has been found in 9fans plan9port up to 9da5b44 and classified as problematic. Affected by this vulnerability is the function value_decode in the library src/libsec | Jul 9, 2025 | 5.5 | 17 | NO | NO |
Signals from CVEs in this vendor scope (2 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by 9fans.
Media articles that mention a CVE ID that affects a product developed by 9fans — matched by CVE ID, not by vendor name.