Known Vulnerabilities for Confluence by Atlassian

Listed below are 10 of the newest known vulnerabilities associated with "Confluence" by "Atlassian".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-73498 json MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, conflue... Not Provided 2026-08-12 2026-08-13
CVE-2026-21584 json This High severity Improper Authorization vulnerability was introduced in versions 10.0.0, 10.1.0, 10.2.0, 11.0.0, 12.0.0, an... Not Provided 2026-08-18 2026-08-20
CVE-2026-21582 json This High severity BASM (Broken Authentication & Session Management) vulnerability known as CVE-2026-21582 was introduced in ... Not Provided 2026-08-18 2026-08-20
CVE-2026-21580 json This Critical severity Stored XSS, PrivEsc (Privilege Escalation), and Security Misconfiguration vulnerability was introduced... Not Provided 2026-08-18 2026-08-21
CVE-2026-21579 json This High severity Information Disclosure vulnerability was introduced in versions 7.17.0, 7.19.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0... Not Provided 2026-07-21 2026-07-22
CVE-2026-21577 json This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1,... Not Provided 2026-07-21 2026-07-22
CVE-2026-12225 json syracom AG Secure Login (2FA) for Atlassian Jira, Confluence, and Bitbucket 3.4.0.x contains an authentication bypass vulnera... Not Provided 2026-06-16 2026-06-21
CVE-2021-37412 json The TechRadar app 1.1 for Confluence Server allows XSS via the Title field of a Radar. 6.1 - MEDIUM 2021-09-15 2023-01-24
CVE-2021-26085 json Affected versions of Atlassian Confluence Server allow remote attackers to view restricted resources via a Pre-Authorization ... 5.3 - MEDIUM 2021-08-03 2023-08-08
CVE-2021-26084 json In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthe... 9.8 - CRITICAL 2021-08-30 2023-08-08
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationAtlassianConfluence7.6.1
ApplicationAtlassianConfluence7.6
ApplicationAtlassianConfluence7.5.2
ApplicationAtlassianConfluence7.5.1
ApplicationAtlassianConfluence7.5.0
ApplicationAtlassianConfluence7.4.2
ApplicationAtlassianConfluence7.4.1
ApplicationAtlassianConfluence7.4
ApplicationAtlassianConfluence7.3.5
ApplicationAtlassianConfluence7.3.4
ApplicationAtlassianConfluence7.3.3
ApplicationAtlassianConfluence7.3.2
ApplicationAtlassianConfluence7.3.1
ApplicationAtlassianConfluence7.3
ApplicationAtlassianConfluence7.2.2
ApplicationAtlassianConfluence7.2.1
ApplicationAtlassianConfluence7.2.0
ApplicationAtlassianConfluence7.1.2
ApplicationAtlassianConfluence7.1.1
ApplicationAtlassianConfluence7.1.0
Results limited to 20 most recent known configurations

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