atlassian-cve-2026-21589-check

Atlassian self-managed products: Data Center arbitrary file access CVE-2026-21589 · offline version triage for eight products · single-file, dependency-free atlassian-cve-2026-21589-check An offline, version-only triage checker for CVE-2026-21589 , the arbitrary file access vulnerability in...

crucible

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BASM (Broken Authentication & Session Management) org.apache.sshd:sshd-core Dependency in Crucible Server

This Critical severity BASM Broken Authentication & Session Management vulnerability was introduced in version 4.9.0 of Crucible Server. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 9.1 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N...

BASM (Broken Authentication & Session Management) org.apache.sshd:sshd-core Dependency in Crucible Server

This High severity BASM Broken Authentication & Session Management vulnerability was introduced in version 4.9.0 of Crucible Server. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.1 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N allow...

Cryptographic Failure org.bouncycastle:bcpkix-jdk18on, org.bouncycastle:bcprov-jdk18on Dependency in Crucible Server

This High severity Cryptographic Failure vulnerability was introduced in version 4.9.0 of Crucible Server. This Cryptographic Failure vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N allows an unauthenticated attacker to expose assets in yo...

Cryptographic Failure org.bouncycastle:bcprov-jdk18on Dependency in Crucible Server

This High severity Cryptographic Failure vulnerability was introduced in version 4.9.14 of Crucible Server. This Cryptographic Failure vulnerability, with a CVSS Score of 7.1 and a CVSS Vector of CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber allows an unauthenticated...

Cryptographic Failure org.bouncycastle:bcpkix-jdk18on, org.bouncycastle:bcutil-jdk18on Dependency in Crucible Server

This High severity Cryptographic Failure vulnerability was introduced in version 4.9.0 of Crucible Server. This Cryptographic Failure vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber allows an unauthenticated...

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...

Exploit for CVE-2026-21589

CVE-2026-21589 — Atlassian pre-auth arbitrary file read Pytho...

Exploit for CVE-2026-21589

CVE-2026-21589 Atlassian DC Pre-Auth Arbitrary File Read,...

CVE-2026-21589: Critical unauthenticated arbitrary file access in Atlassian products

Overview On October 5, 2026, Atlassian published a security advisory for CVE-2026-21589, a critical arbitrary file access vulnerability affecting eight products: Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center, Crow...

Atlassian Data Center Flaw Draws Exploitation Attempts Within Two Hours of Public Details

Threat actors have begun to exploit a newly disclosed critical security flaw impacting Atlassian Data Center products that could allow access to sensitive files under certain conditions. The arbitrary file access flaw, tracked as CVE-2026-21589 CVSS score: 9.3 affects multiple products, including...

VulnCheck KEV: CVE-2026-21589

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...

Exploit for CVE-2026-21589

CVE-2026-21589 - Atlassian Data Center Una...

Vulnerability handling in Atlassian Data Center products

The vulnerability exists in several products within the Atlassian Data Center platform, including Jira Software, Jira Service Management, Confluence, Bitbucket, Bamboo, Crowd, Crucible, and Fisheye. The vulnerability is an Arbitrary File Access issue, allowing unauthorized attackers to access...

Exploit for CVE-2026-21589

CVE-2026-21589 Pre-auth arbitrary file read in Atlassian DC p...

EUVD-2026-92807

h3. Summary This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability allows an unauthenticated attacker to access...

CVE-2026-21589

This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability allows an unauthenticated attacker to access specific fil...

CVE-2026-21589

This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability allows an unauthenticated attacker to access specific fil...

CVE-2026-21589

This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability allows an unauthenticated attacker to access specific fil...