patchletter

The current version of Confluence Data Center is 10.2.13 (as of 02/06/2026).

Confluence Data Center

Atlassian · current 10.2.13

Actively exploited vulnerabilities

The US cybersecurity agency CISA lists these vulnerabilities in its catalog of Known Exploited Vulnerabilities. Check your version and patch or mitigate promptly.

  • CVE-2021-26084Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection VulnerabilityRansomware
  • CVE-2022-26134Atlassian Confluence Server and Data Center Remote Code Execution VulnerabilityRansomware
  • CVE-2023-22515Atlassian Confluence Data Center and Server Broken Access Control VulnerabilityRansomware
  • CVE-2023-22518Atlassian Confluence Data Center and Server Improper Authorization VulnerabilityRansomware
  • CVE-2023-22527Atlassian Confluence Data Center and Server Template Injection VulnerabilityRansomware
  • CVE-2019-3398Atlassian Confluence Server and Data Center Path Traversal Vulnerability

Source: CISA KEV. The CVE is matched to the product automatically — when in doubt, the linked NVD entry applies.

Confluence Data Center at a glance

Confluence is Atlassian's widely used team wiki and collaboration platform, common for internal documentation. Atlassian ships regular releases of the self-managed Data Center product plus frequent security advisories; as a system holding sensitive internal knowledge and often internet-facing, prompt patching is essential.

For admins the security advisories are the rhythm: Confluence has been the target of serious, actively exploited vulnerabilities, so apply security releases immediately, especially on any internet-facing instance. Updates run database migrations — back up the database and home directory first, and follow the documented upgrade path, minding app (plugin) compatibility. Keep Confluence behind SSO with strong authentication and, ideally, off the open internet. Apps carry their own updates and risk. After upgrading, verify login, spaces and apps. Track the version and its support window, and subscribe to Atlassian security advisories; patchletter surfaces new Confluence releases.

Support cycles (endoflife.date)

CycleLatest versionStatus
10.2LTS10.2.13EOL 2 Dec 27
10.110.1.2EOL 7 Oct 27
10.010.0.3EOL 5 Aug 27
9.59.5.4EOL 4 Jun 27
9.49.4.1EOL 1 Apr 27
9.39.3.2EOL 4 Feb 27
9.2LTS9.2.21EOL 10 Dec
9.19.1.1EOL in 85 days

Release history · as detected by patchletter

VersionChannelDateNotes
10.2.13LTS02/06/2026

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