{"vulnerability": "CVE-2026-42556", "sightings": [{"uuid": "149ad836-05de-4629-954e-a5628480a042", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42556", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mleultxumj2z", "content": "\ud83d\udfe0 CVE-2026-42556 - High (8.9)\n\nPostiz is an AI social media scheduling tool. From version 2.21.6 to before version 2.21.7, any a...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-42556/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-05-08T23:20:15.909992Z"}, {"uuid": "ca2d1c28-b775-4f7b-a2f2-dd990536b1e8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42556", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mlf3rb64qt2e", "content": "CVE-2026-42556 - Postiz stored XSS in public preview page\nCVE ID : CVE-2026-42556\n \n Published : May 8, 2026, 11:16 p.m. | 1\u00a0hour, 4\u00a0minutes ago\n \n Description : Postiz is an AI social media scheduling tool. From version 2.21.6 to before version 2.21.7, any authenticated user ...", "creation_timestamp": "2026-05-09T01:28:33.040247Z"}]}