{"vulnerability": "CVE-2026-54299", "sightings": [{"uuid": "7ab76f5f-f258-4a63-95b2-4407c133e52e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54299", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3moxuyx7ntw2f", "content": "CVE-2026-54299 - SSRF in Astro SSR apps. Host header injection allows fetching arbitrary URLs via prerendered error pages. CVSS 7.5. Update to 6.4.6 immediately. #CVE #Astro #infosec\n\nhttps://www.valtersit.com/cve/CVE-2026-54299/", "creation_timestamp": "2026-06-23T17:03:44.788697Z"}]}