What’s Vulnerable › Vulnerabilities

CVE-2020-13383

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 67.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-07-01 · updated 2026-06-17
• Weakness: CWE-22

Description

openSIS through 7.4 allows Directory Traversal.

Affected products

• OS4ED openSIS-Classic: through 7.4

References

• http://packetstormsecurity.com/files/158256/openSIS-7.4-Local-File-Inclusion.html
• http://packetstormsecurity.com/files/158331/openSIS-7.4-Unauthenticated-PHP-Code-Execution.html
• https://github.com/OS4ED/openSIS-Responsive-Design/commit/1127ae0bb7c3a2883febeabc6b71ad8d73510de8
• http://packetstormsecurity.com/files/158256/openSIS-7.4-Local-File-Inclusion.html
• http://packetstormsecurity.com/files/158331/openSIS-7.4-Unauthenticated-PHP-Code-Execution.html
• https://github.com/OS4ED/openSIS-Responsive-Design/commit/1127ae0bb7c3a2883febeabc6b71ad8d73510de8

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