VULNERABILITY INTELLIGENCE

CVE-2021-26072

CVSS score4.3 MEDIUM

EPSS probability41.22%

CISA KEVNot currently listed

Published2021-04-01

Last modified2026-06-17

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

Description

The WidgetConnector plugin in Confluence Server and Confluence Data Center before version 5.8.6 allowed remote attackers to manipulate the content of internal network resources via a blind Server-Side Request Forgery (SSRF) vulnerability.

Weakness classification

nvd@nist.gov: CWE-918

Primary references

security@atlassian.com — Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Vendor Advisory