{"vulnerability": "cve-2026-77255", "sightings": [{"uuid": "4b70bd4e-f22d-4275-b267-abb91481826c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-77255", "type": "published-proof-of-concept", "source": "https://github.com/sooperset/mcp-atlassian/security/advisories/GHSA-2xj6-xx86-cwwc", "content": "", "creation_timestamp": "2026-09-22T22:36:08.935090Z"}, {"uuid": "b85bfa37-1e97-4278-91ec-91ffe2ebad1a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-77255", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mwqmnjuef727", "content": "\ud83d\udccc CVE-2026-77255 - MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, the Jira update_issue attachment... https://www.cyberhub.blog/cves/CVE-2026-77255", "creation_timestamp": "2026-09-30T15:07:11.170790Z"}]}