CVE-2017-18034

Severity: medium (CVSS 5.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-02-02 · updated 2026-06-17
Weakness: CWE-79

Description

The source browse resource in Atlassian Fisheye and Crucible before version 4.5.1 and 4.6.0 allows allows remote attackers that have write access to an indexed repository to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in via a specially crafted repository branch name when trying to display deleted files of the branch.

Affected products

Atlassian Crucible: before 4.5.1; 4.6.0 — fixed in 4.5.1
Atlassian Fisheye: before 4.5.1; 4.6.0 — fixed in 4.5.1

How to fix

Upgrade to a fixed version: Atlassian Crucible 4.5.1; Atlassian Fisheye 4.5.1. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2017-18034 or the next vulnerability affects your stack