CVE-2026-77252 | sooperset mcp-atlassian up to 0.21.x Search Filter SearchMixin.search_issues/SearchMixin.search projects_filter/spaces_filter privileges management

A vulnerability, which was classified as problematic, was found in sooperset mcp-atlassian up to 0.21.x. Impacted is the function SearchMixin.search_issues/SearchMixin.search of the component Search Filter. Such manipulation of the argument projects_filter/spaces_filter leads to improper privilege management.

This vulnerability is listed as CVE-2026-77252. The attack may be performed from remote. There is no available exploit.

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