CVE-2026-77254 MCP Atlassian: Unauthenticated HTTP MCP requests can use globally configured Jira and Confluence credentials
| Reporter | Title | Published | Views | Family All 5 |
|---|---|---|---|---|
 | CVE-2026-77254 | 22 Sep 202619:50 | – | circl |
 | CVE-2026-77254 | 22 Sep 202618:11 | – | cve |
 | EUVD-2026-84743 | 22 Sep 202618:11 | – | euvd |
 | CVE-2026-77254 | 22 Sep 202619:16 | – | nvd |
 | CVE-2026-77254 MCP Atlassian: Unauthenticated HTTP MCP requests can use globally configured Jira and Confluence credentials | 22 Sep 202618:11 | – | vulnrichment |
[
{
"vendor": "sooperset",
"product": "mcp-atlassian",
"versions": [
{
"version": "< 0.22.0",
"status": "affected"
}
]
}
]Data
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22 Sep 2026 18:11Current
CVSS 3.19.1
EPSS0.00609
SSVC