EUVD-2026-77799

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. From 0.17.0 until 0.22.0, validateurlforssrf resolves the attacker-controlled X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url header host once at middleware time, but the outbound request is built...

CVE-2026-12225 syracom Secure Login (2FA) for Confluence allows 2FA bypass via spoofed User-Agent

syracom AG Secure Login 2FA for Atlassian Jira, Confluence, and Bitbucket 3.4.0.x contains an authentication bypass vulnerability. An attacker with valid credentials for a user account can bypass the two-factor authentication flow by sending HTTP requests with a crafted User-Agent header containi...

CVE-2026-41103 Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability

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CVE-2026-41103: Incorrect Implementation of Authentication Algorithm

Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network...

KLA91034 Multiple vulnerabilities in Microsoft Azure

Multiple vulnerabilities were found in Microsoft Azure. Malicious users can exploit these vulnerabilities to spoof user interface, bypass security restrictions, gain privileges. Below is a complete list of vulnerabilities: 1. A spoofing vulnerability in Azure Machine Learning Notebook can be...

CVE-2026-27826 MCP Atlassian has SSRF via unvalidated X-Atlassian-Jira-Url / X-Atlassian-Confluence-Url headers

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to version 0.17.0, an unauthenticated attacker who can reach the mcp-atlassian HTTP endpoint can force the server process to make outbound HTTP requests to an arbitrary attacker-controlled URL b...

CVE-2026-27826 MCP Atlassian has SSRF via unvalidated X-Atlassian-Jira-Url / X-Atlassian-Confluence-Url headers

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to version 0.17.0, an unauthenticated attacker who can reach the mcp-atlassian HTTP endpoint can force the server process to make outbound HTTP requests to an arbitrary attacker-controlled URL b...

CVE-2024-48942

The Syracom Secure Login 2FA plugin for Jira, Confluence, and Bitbucket through 3.1.4.5 allows remote attackers to easily brute-force the 2FA PIN via the plugins/servlet/twofactor/public/pinvalidation endpoint. The last 30 and the next 30 tokens are valid...

CVE-2024-48941

The Syracom Secure Login 2FA plugin for Jira, Confluence, and Bitbucket through 3.1.4.5 allows remote attackers to bypass 2FA by interacting with the /rest endpoint of Jira, Confluence, or Bitbucket. In the default configuration, /rest is allowlisted...

CVE-2024-48941

The Syracom Secure Login 2FA plugin for Jira, Confluence, and Bitbucket through 3.1.4.5 allows remote attackers to bypass 2FA by interacting with the /rest endpoint of Jira, Confluence, or Bitbucket. In the default configuration, /rest is allowlisted...

PT-2024-33288 · Atlassian +1 · Confluence +3

Name of the Vulnerable Software and Affected Versions: Syracom Secure Login 2FA plugin for Jira, Confluence, and Bitbucket versions 3.1.4.5 and earlier Description: The issue allows remote attackers to easily brute-force the 2FA PIN via the "plugins/servlet/twofactor/public/pinvalidation" endpoin...

savignano S/Notify 安全漏洞

savignano S/Notify is savignano's most versatile email encryption solution for Jira, Confluence and Bitbucket. A security vulnerability exists in savignano S/Notify versions prior to 2.0.1 that stems from the presence of a cross-site request forgery vulnerability that allows an attacker to replac...

Vulnerabilities fixed in Atlassian products

Atlassian has fixed vulnerabilities in several products such as Bamboo, Bitbucket, Jira and Confluence. A malicious party can exploit the exploit vulnerabilities to launch attacks that can lead to the following categories of damage: Denial-of-Service DoS. Remote code execution User Rights SQL...

savignano S/Notify Security Vulnerabilities

savignano S/Notify is savignano's most versatile email encryption solution for Jira, Confluence and Bitbucket. A security vulnerability exists in savignano S/Notify versions prior to 2.0.1 that originates from a configuration setting that can be modified via a cross-site request forgery CSRF...

savignano S/Notify Security Vulnerabilities

savignano S/Notify is savignano's most versatile email encryption solution for Jira, Confluence and Bitbucket. A security vulnerability exists in savignano S/Notify versions prior to 4.0.2 that originates from a configuration setting that can be modified via a cross-site request forgery CSRF...