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Recorded 23 Oct 2026 at 09:33 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

The historical “Vendor advisory” caption recorded a reference cited by CISA. It does not verify that the vendor authored that page. The original caption and address remain below.

Atlassian Multiple Products Files or Directories Accessible to External Parties Vulnerability

Multiple Atlassian products (Bitbucket Data Center ,Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center, Crowd Data Center, Crucible and Fisheye) contain a files or directories accessible to external parties vulnerability which could allow an unauthenticated attacker to access specific files within the web application root directory in affected versions.

What it said

CVE
CVE-2026-21589
Vendor
Atlassian
Product
Multiple Products
CISA KEV
Listed 15 Oct 2026
Known ransomware use
Not stated
Federal remediation due
18 Oct 2026

Source evidence when recorded

CISA KEV
Complete at observationRead 23 Oct 2026 at 09:33 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

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Field-level log (2)

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  1. 23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
  2. 23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 7 Nov 08:57 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current