The FlashUpload component in Korean GHBoard uses a client-side protection mechanism to prevent uploading of dangerous file extensions, which allows remote attackers to bypass restrictions and upload arbitrary files via a modified copy of component/flashupload/upload.html.
Vendor
ghlab vulnerabilities
3 published CVES affecting ghlab, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 3
- Critical
- 0
- High
- 1
- Medium
- 2
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Products
Latest ghlab CVEs
Newest publication first
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MediumCVSS 6.8
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MediumCVSS 5.0 EPSS 2.7%
Directory traversal vulnerability in component/flashupload/download.jsp in the FlashUpload component in Korean GHBoard allows remote attackers to read arbitrary files via a .. (dot dot) in the name parameter.
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HighCVSS 7.5 EPSS 2.4%
Unrestricted file upload vulnerability in component/upload.jsp in Korean GHBoard allows remote attackers to upload arbitrary files via unspecified vectors, probably involving a direct request.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.