CVE-2018-20239

Medium

Description

Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the applinkStartingUrl parameter. The product is used as a plugin in various Atlassian products where the following are affected: Confluence before version 6.15.2, Crucible before version 4.7.0, Crowd before version 3.4.3, Fisheye before version 4.7.0, Jira before version 7.13.3 and 8.x before 8.1.0.

SeverityMedium
CVSS5.4
Exploit probability—
ProductAtlassian Application Links
PublishedApr 30, 2019
First seenApr 30, 2019

How to fix

Update
  • atlassian application_links5.0.11, 5.2.10, 5.3.6, 5.4.12, 6.0.4 or later
  • atlassian confluence_data_center6.15.2 or later
  • atlassian confluence_server6.15.2 or later
  • atlassian crowd3.4.3 or later
  • atlassian crucible4.7.0 or later
  • atlassian fisheye4.7.0 or later
  • atlassian jira_data_center7.13.3, 8.1.0 or later
  • atlassian jira_server7.13.3, 8.1.0 or later

Affected products

ProductAffected versionsFixed in
atlassian application_linksv < 5.0.11, 5.1.0 ≤ v < 5.2.10, 5.3.0 ≤ v < 5.3.6, 5.4.0 ≤ v < 5.4.12, 6.0.0 ≤ v < 6.0.45.0.11, 5.2.10, 5.3.6, 5.4.12, 6.0.4
atlassian confluence_data_centerv < 6.15.26.15.2
atlassian confluence_serverv < 6.15.26.15.2
atlassian crowdv < 3.4.33.4.3
atlassian cruciblev < 4.7.04.7.0
atlassian fisheyev < 4.7.04.7.0
atlassian jira_data_centerv < 7.13.3, 8.0.0 ≤ v < 8.1.07.13.3, 8.1.0
atlassian jira_serverv < 7.13.3, 8.0.0 ≤ v < 8.1.07.13.3, 8.1.0

Check your version

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