CVE-2019-11581

CVE-2019-11581 Vulnerabilidad de inyección de plantillas en Atlassian JIRA RCE Demostración python CVE-2019-11581.py http://xx.xx.xx.xx:8080/ "Command" Descarga de la versión vulnerable https://product-downloads.atlassian.com/software/jira/downloads/atlassian-jira-software-7.13.0-x64.exe PoC...

CVE-2020-14181

CVE-2020-14181 PoC para CVE-2020-14181 Las versiones afectadas de Atlassian Jira Server y Data Center permiten a un usuario no autenticado enumerar usuarios a través de una vulnerabilidad de divulgación de información en el endpoint /ViewUserHover.jspa. Esta vulnerabilidad fue descubierta por...

CVE-2019-3403

CVE-2019-3403 Quería poder explotar fácilmente CVE-2019-3403 para extraer todos los usuarios de una aplicación JIRA, así que armé este script. No es el código más limpio del mundo, y no maneja solicitudes que devuelvan más de 1000 usuarios simplemente los truncará a los primeros 1000, pero puede...

JIRA Workflow Designer Plugin in Atlassian JIRA Server > 6.3.0 - Remote Code Execution (XXE)

The JIRA Workflow Designer Plugin in Atlassian JIRA Server before 6.3.0 improperly uses an XML parser and deserializer, which allows remote attackers to execute arbitrary code, read arbitrary files, or cause a denial of service via a crafted serialized Java object. id: CVE-2017-5983 info: name:...

Atlassian Jira <7.13.3/8.0.0-8.1.1 - Incorrect Authorization

Atlasssian Jira before version 7.13.3 and from version 8.0.0 before version 8.1.1 is susceptible to incorrect authorization. The ManageFilters.jspa resource allows a remote attacker to enumerate usernames via an incorrect authorization check, thus possibly obtaining sensitive information, modifyi...

CVE-2022-0540-RCE

Atlassian Jira Seraph: RCE por bypass de autenticación CVE-2022-0540 Inglés • Chino Detalles del exploit Como se ve en el blog del autor, Atlassian proporcionó una larga lista de complementos afectados la gran mayoría de los cuales eran falsos positivos, y el autor enumeró varios complementos...

CVE-2019-11581

Atlassian Jira unauthenticated template injection CVE-2019-11581 I Building 1. Bug versions 4.4.x 5.x.x 6.x.x 7.0.x 7.1.x 7.2.x 7.3.x 7.4.x 7.5.x 7.6.x before 7.6.14 the fixed version for 7.6.x 7.7.x 7.8.x 7.9.x 7.10.x 7.11.x 7.12.x 7.13.x before 7.13.5 the fixed version for 7.13.x 8.0.x before...

Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting

The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross-site scripting vulnerability in the cyclePeriod parameter. id: CVE-2018-20824 info: name: Atlassian Jira WallboardServlet 7.13.1 - Cross-Site Scripting author:...

CVE-2020-14181

CVE-2020-14181 Las versiones afectadas de Atlassian Jira Server y Data Center permiten que un usuario no autenticado enumere usuarios a través de una vulnerabilidad de divulgación de información en el endpoint /ViewUserHover.jspa. Esta vulnerabilidad fue descubierta por Mikhail Klyuchnikov de...

MCP Atlassian: SSRF Protection Bypass

Environment - Project: sooperset/mcp-atlassian - Affected function: validateurlforssrf - Affected path: header-based Jira/Confluence URL authentication flow - Tested endpoint: POST /mcp - Tested version: 2.14.5 Description The SSRF protection in validateurlforssrf can be bypassed with a URL...

mcp-atlassian has an incomplete SSRF remediation

Summary The UserTokenMiddleware extracts URLs from X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url HTTP headers and passes them directly to API client constructors without any SSRF validation. Affected Package - Ecosystem: PyPI - Package: mcp-atlassian - Affected versions: all versions before...

MCP Atlassian: SSRF via DNS Rebinding in Header-Based Authentication Flow

Summary The SSRF protection for header-based authentication uses a validate-then-use pattern vulnerable to DNS rebinding. validateurlforssrf resolves the hostname via DNS and checks that the resolved IP is globally routable. However, the actual HTTP request happens later, during which the DNS...

CVE-2026-77265

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, header-supplied Jira or Confluence URLs are resolved and validated before the HTTP client resolves the hostname again for the connection. An unauthenticated caller can use a...

CVE-2026-77267

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, the X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url headers are processed by processauthenticationheaders and used to construct Atlassian fetchers without calling...

EUVD-2026-84621

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, the X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url headers are processed by processauthenticationheaders and used to construct Atlassian fetchers without calling...

CVE-2026-77267 mcp-atlassian has an incomplete SSRF remediation

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, the X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url headers are processed by processauthenticationheaders and used to construct Atlassian fetchers without calling...

CVE-2026-77267 mcp-atlassian has an incomplete SSRF remediation

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, the X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url headers are processed by processauthenticationheaders and used to construct Atlassian fetchers without calling...

CVE-2026-77267

The MCP Atlassian server (a Model Context Protocol server for Confluence and Jira) is vulnerable to Server-Side Request Forgery (SSRF) in versions prior to 0.22.0 . The root cause is that the _process_authentication_headers function processes X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url he...

CVE-2026-77265

The mcp-atlassian Model Context Protocol server is vulnerable to Server-Side Request Forgery (SSRF) via DNS rebinding in versions prior to 0.22.0 . The flaw exists in the header-based authentication flow where the software uses a validate-then-use pattern. Specifically, the validate_url_for_ssrf ...

EUVD-2026-84606

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, header-supplied Jira or Confluence URLs are resolved and validated before the HTTP client resolves the hostname again for the connection. An unauthenticated caller can use a...