CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Dec 3, 2024

CVE-2021-26086

High

EPSS 94.2%CISA KEV

Atlassian/Jira Server and Data Center

Description

Atlassian Jira Server and Data Center contain a path traversal vulnerability that allows a remote attacker to read particular files in the /WEB-INF/web.xml endpoint.

EPSS — Exploit Probability

94.2%

Higher than 99.9% of all CVEs

Required Action

https://jira.atlassian.com/browse/JRASERVER-72695 ; https://nvd.nist.gov/vuln/detail/CVE-2021-26086

Risk Assessment

HIGH

In CISA KEV

High EPSS

Details

Severity: High
EPSS: 94.2%
CISA KEV: Yes
Ransomware: Unknown
Articles: 0

Timeline

Published

Nov 12, 2024

Added to KEV

Nov 12, 2024

Remediation Due

Dec 3, 2024

Affected Product

Atlassian

Jira Server and Data Center

View all Atlassian CVEs

External Links

NVD (NIST)CVE Details MITRE CVE