SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-26070

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to evade behind-the-firewall protection of app-linked resources via a Broken Authentication vulnerability in the `makeRequest` gadget resource.

HIGH 7.2EPSS 1.96%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to evade behind-the-firewall protection of app-linked resources via a Broken Authentication vulnerability in the `makeRequest` gadget resource. The affected versions are before version 8.13.3, and from version 8.14.0 before 8.14.1.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
EPSS
1.96% probability · 79th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
atlassian/data center · atlassian/jira · atlassian/jira server
Source
security@atlassian.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.