CVE-2019-11581

CVE-2019-11581 Atlassian JIRA Template injection vulnerability RCE Demo python CVE-2019-11581.py http://xx.xx.xx.xx:8080/ "Command" Vuln Version Download https://product-downloads.atlassian.com/software/jira/downloads/atlassian-jira-software-7.13.0-x64.exe Poc...

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...

CVE-2022-0540-RCE

Atlassian Jira Seraph Authentication Bypass RCE（CVE-2022-0540） English • 中文 Exploit Details As seen in author's blog, atlassian provided a long list of affected plugins the vast majority of which were false positives, and the author listed several actual affected plugins According to the prompted...

CVE-2019-3403

CVE-2019-3403 I wanted to easily be able to exploit CVE-2019-3403 to scrape all the users from a JIRA application, so I threw this script together. It isn't the cleanest code ever, and it doesn't handle requests that return over 1000 users it will just truncate them to the first 1000 - but it can...

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...

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:...

watchTowr-vs-Atlassian-CVE-2026-21589

CVE-2026-21589 - Jira/Confluence/Bitbucket Arbitrary File Read CVE-2026-21589 - Jira/Confluence/Bitbucket Arbitrary File Read Detection in Action Detection Artifact Generator attempts to check if the target is vulnerable to CVE-2026-21589. Detection is implemented for following products: Atlassia...

CVE-2020-14181

CVE-2020-14181 Poc for CVE-2020-14181 Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the /ViewUserHover.jspa endpoint. This vulnerability was discovered by Mikhail Klyuchnikov of Positive...

CVE-2020-14181

CVE-2020-14181 Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the /ViewUserHover.jspa endpoint. This vulnerability was discovered by Mikhail Klyuchnikov of Positive Technologies. Affected...

Exploit for CVE-2026-21589

CVE-2026-21589 - Jira/Confluence/Bitbucket Arbitrary File Read...

Exploit for CVE-2026-21589

CVE-2026-21589 - Jira/Confluence/Bitbucket Arbitrary File Read...

mcp-atlassian has an incomplete SSRF remediation

SummaryThe 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 fix...

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 DescriptionThe SSRF protection in validateurlforssrf can be bypassed with a URL containing ...

PYSEC-2026-4084 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

SummaryThe 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 reco...

PYSEC-2026-4083 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...

PT-2026-105838

Summary The SSRF protection for header-based authentication uses a validate-then-use pattern vulnerable to DNS rebinding. validate url for ssrf 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...

PT-2026-105839

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 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...