← Back to CVEs

CVE-2021-26086

MEDIUMCISA KEV

5.3

Description

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to read particular files via a path traversal vulnerability in the /WEB-INF/web.xml endpoint. The affected versions are before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/16/2021

Last Modified10/24/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorAtlassian

ProductJira Server and Data Center

Vulnerability NameAtlassian Jira Server and Data Center Path Traversal Vulnerability

KEV Date Added2024-11-12

Remediation Due Date2024-12-03

Ransomware UseUnknown

Affected Products

atlassian:jira_data_centeratlassian:jira_server

Weaknesses (CWE)

CWE-22CWE-22

References

http://packetstormsecurity.com/files/164405/Atlassian-Jira-Server-Data-Center-8.4.0-File-Read.html(security@atlassian.com)

https://jira.atlassian.com/browse/JRASERVER-72695(security@atlassian.com)

http://packetstormsecurity.com/files/164405/Atlassian-Jira-Server-Data-Center-8.4.0-File-Read.html(af854a3a-2127-422b-91ae-364da2661108)

https://jira.atlassian.com/browse/JRASERVER-72695(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-26086(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.