VULNERABILITY INTELLIGENCE

CVE-2021-43940

CVSS score7.8 HIGH

EPSS probability0.33%

CISA KEVNot currently listed

Published2022-02-15

Last modified2026-06-17

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

Description

Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.

Weakness classification

security@atlassian.com: CWE-427
nvd@nist.gov: CWE-427

Primary references

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