Cross Site Scripting Vulnerability in GNUBOARD5 by GNUBOARD
CVE-2020-18661

6.1MEDIUM

Key Information:

Vendor

Gnuboard

Status
Gnuboard5
Vendor
CVE Published:
24 June 2021

What is CVE-2020-18661?

A Cross Site Scripting (XSS) vulnerability exists in GNUBOARD5 versions 5.3.2.8 and earlier, specifically through the 'url' parameter in the bbs/login.php file. This flaw allows attackers to inject malicious scripts, which can be executed in the context of a user's session, potentially leading to unauthorized access or data theft. It is essential for users of affected versions to apply patches or upgrade to newer versions to mitigate this security risk.

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References

https://github.com/gnuboard/gnuboard5/issues/43
x_refsource_MISC
https://www.seebug.org/vuldb/ssvid-97925
x_refsource_MISC
https://github.com/LoRexxar/CVE_Request/tree/master/gnubo...
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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