What’s Vulnerable › Vulnerabilities

CVE-2020-6958

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-01-14 · updated 2026-06-17
• Weakness: CWE-611

Description

An XXE vulnerability in JnlpSupport in Yet Another Java Service Wrapper (YAJSW) 12.14, as used in NSA Ghidra and other products, allows attackers to exfiltrate data from remote hosts and potentially cause denial-of-service.

Affected products

• Yet Another Java Service Wrapper Project Yet Another Java Service Wrapper: 12.14

References

• https://github.com/NationalSecurityAgency/ghidra/issues/943
• https://github.com/purpleracc00n/Exploits-and-PoC/blob/master/XXE%20in%20YAJSW%E2%80%99s%20JnlpSupport%20affects%20Ghidra%20Server.md
• https://sourceforge.net/p/yajsw/bugs/166/
• https://github.com/NationalSecurityAgency/ghidra/issues/943
• https://github.com/purpleracc00n/Exploits-and-PoC/blob/master/XXE%20in%20YAJSW%E2%80%99s%20JnlpSupport%20affects%20Ghidra%20Server.md
• https://sourceforge.net/p/yajsw/bugs/166/

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