Summary

It was potentially possible to inject executable Javascript code within the Linchpin Teaser macro, Headline with menu macro and the Linchpin Navigation menu 

Advisory Release Date

2022-08-29

Product

Linchpin Essentials
Linchpin Intranet Suite

Affected Versions

Linchpin Intranet Suite 5.3.1 and all prior versions

Linchpin Essentials 2.3.1 and all prior versions

Fixed Versions

Linchpin Intranet Suite 5.3.2

Linchpin Essentials 2.3.2

Problem

The issues were discovered by visat via the Atlassian bug bounty program. The researcher could identify that an attacker could potentially inject executable Javascript code within the Linchpin Teaser macro, Headline with menu macro and the Linchpin Navigation menu then was reflected to the viewing user.

Affected are the apps Linchpin Intranet Suite up to and including version 5.3.1 and Linchpin Essentials up to and including version 2.3.1.

Severity

Each vulnerability is rated as 8.7 according to CVSS. The score is calculated as CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.


Solution

For Linchpin Essentials customers: Update to Linchpin Essentials 2.3.2 or later.

For Linchpin Suite customers: Update to Linchpin Suite 5.3.2 or later.


Should you be unable to update the Linchpin Intranet Suite to one of the listed versions, please reach out to our support team at https://seibert.biz/help.


Link to this page: https://seibert.biz/20220829cveltpxss

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This content was last updated on 09/12/2022.

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