Atlassian Crowd and Crowd Data Center - Unauthenticated Remote Code Execution

Atlassian Crowd and Crowd Data Center is susceptible to a remote code execution vulnerability because the pdkinstall development plugin is incorrectly enabled in release builds. Attackers who can send unauthenticated or authenticated requests to a Crowd or Crowd Data Center instance can exploit...

EUVD-2026-62207

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, and 12.1.0 of Bamboo Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to gain unintended access and can lead...

EUVD-2026-62206

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-21582 was introduced in version 7.2.1 of Crowd Data Center. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.8, allows an unauthenticated attacker to perfor...

CVE-2026-21584

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, and 12.1.0 of Bamboo Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to gain unintended access and can lead...

CVE-2026-21582

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-21582 was introduced in version 7.2.1 of Crowd Data Center. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.8, allows an unauthenticated attacker to perfor...

CVE-2026-21582

Crowd Data Center 7.2.1 has a Broken Authentication & Session Management flaw (CVSS 8.8) letting unauthenticated attackers act as other users; Atlassian advises upgrading to 7.2.2 or later . No exploitation details are provided in the documents.

CVE-2026-21580

This Critical severity Stored XSS, PrivEsc Privilege Escalation, and Security Misconfiguration vulnerability was introduced in versions 7.1.1, 7.4.0, 7.13.0, 7.17.0, 7.19.0, 8.0.0, 8.5.0, 8.9.0, 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center and...

CVE-2026-21580

Confluence Data Center and Server versions 7.1.1 through 10.2.0 are affected by a Critical (CVSS 9.3) Stored XSS, privilege escalation, and security misconfiguration issue exploitable by unauthenticated attackers. Atlassian recommends upgrading to 9.2.21 or 10.2.13 or later; no in-the-wild exploi...

CVE-2026-21582

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-21582 was introduced in version 7.2.1 of Crowd Data Center. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.8, allows an unauthenticated attacker to perfor...

CVE-2026-21584

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, and 12.1.0 of Bamboo Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.6, allows an authenticated attacker to gain unintended access and can lead...

CVE-2026-21584

CVE-2026-21584 is an Improper Authorization vulnerability in Atlassian Bamboo Data Center , affecting versions 10.0.0 through 12.1.0. An authenticated attacker with low privileges can gain unintended access to resources or functionality over the network, potentially leading to exposure of sensiti...

BASM (Broken Authentication & Session Management) in Jira Data Center

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-21582 was introduced in version 9.12.14, 10.3.0, and 11.3.0 of Jira Software Data Center. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.8, allows an...

PT-2026-78243

Name of the Vulnerable Software and Affected Versions Crowd Data Center version 7.2.1 Description An issue involving Broken Authentication and Session Management BASM allows an unauthenticated attacker to perform actions as another user. Recommendations Upgrade to version 7.2.2 or a later release...

PT-2026-78244

Name of the Vulnerable Software and Affected Versions Bamboo Data Center versions 10.0.0 through 10.2.0 Bamboo Data Center version 11.0.0 Bamboo Data Center versions 12.0.0 through 12.1.0 Description An improper authorization issue allows an authenticated attacker to gain unintended access to...

MINI-8GX5-2V7C-GG65

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DoS (Denial of Service) minimatch Dependency in Bitbucket Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 9.4.22, 10.2.5, 10.3.0, and 10.4.1 of Bitbucket Data Center. This DoS Denial of Service 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:N/A:H allows an...

DoS (Denial of Service) brace-expansion Dependency in Bitbucket Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 9.0.1, 9.1.1, 9.2.0, 9.3.0, 9.4.0, 9.5.0, 9.6.5, 10.0.0, 10.1.3, 10.2.0, 10.3.0, and 10.4.1 of Bitbucket Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of...

DoS (Denial of Service) brace-expansion Dependency in Bitbucket Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0, 9.6.5, 10.0.0, 10.1.1, 10.2.0, 10.3.2, and 10.4.1 of Bitbucket Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 7.7 and a CVSS Vector of...

DoS (Denial of Service) ws Dependency in Bitbucket Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.0, 9.4.0, 9.5.0, 9.6.5, 10.0.0, 10.1.1, 10.2.0, 10.3.0, and 10.4.1 of Bitbucket Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of...

Injection fast-uri Dependency in Bitbucket Data Center

This High severity Injection vulnerability was introduced in version 9.4.12 of Bitbucket Data Center. This Injection 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 modify the actions taken by a system...