MaxBoard XSS and File Upload Vulnerability
CVE-2021-26628

8.1HIGH

Key Information:

Vendor

No Vendor Information

Status
Maxboard
Vendor
CVE Published:
26 April 2022

What is CVE-2021-26628?

Insufficient script validation of the admin page enables XSS, which causes unauthorized users to steal admin privileges. When uploading file in a specific menu, the verification of the files is insufficient. It allows remote attackers to upload arbitrary files disguising them as image files.

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Deploy the Patch

Affected Version(s)

MaxBoard Linux <= 1.9.6

References

https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin...
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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