CVE-2018-20824

MEDIUM NUCLEI

Jira < 7.13.1 - Cross-Site Scripting via WallboardServlet cyclePeriod Parameter

Title source: llm

Exploitation Summary

CVE-2018-20824 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the cyclePeriod parameter.

Nuclei Templates (1)

Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting

MEDIUMby madrobot,dwisiswant0

Shodan:

http.component:"Atlassian Jira" || http.component:"atlassian jira" || http.component:"atlassian confluence" || cpe:"cpe:2.3:a:atlassian:jira"

References (1)

Core 1

Core References

Issue Tracking, Vendor Advisory x_refsource_misc

https://jira.atlassian.com/browse/JRASERVER-69238

Scores

CVSS v3 6.1

EPSS 0.3758

EPSS Percentile 98.3%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Products (1)

atlassian/jira < 7.13.1

Published May 03, 2019

Tracked Since Feb 18, 2026