{"vulnerability": "cve-2026-63277", "sightings": [{"uuid": "f6186344-0042-428e-a9cc-21bcfc1d0bfe", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63277", "type": "seen", "source": "https://bsky.app/profile/suriq.io/post/3mx4trwc65e2o", "content": "LibreOffice fixed six document-handling flaws. The worst, CVE-2026-63277, runs a remote Java driver when you open a Calc file.\n\nSeveral fire automatically on load, no macro needed.\n\nFix: update to 26.2.5 or 26.8.0.", "creation_timestamp": "2026-10-05T11:46:47.347694Z"}, {"uuid": "b1b906c1-7963-42de-a777-5efeaf7d5bf3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63277", "type": "seen", "source": "https://bsky.app/profile/o2cloud.bsky.social/post/3mx5255l4ja27", "content": "\ud83d\udd17 CVE : CVE-2026-59265, CVE-2026-59265, CVE-2026-63277", "creation_timestamp": "2026-10-05T13:40:25.919726Z"}, {"uuid": "e5f545e5-5223-4fec-831a-12455408167c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63277", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/6l2heks7erwpk", "content": "CVE-2026-63277 - RCE via calcext:data-mappings, sql provider and jdbc connector\nCVE ID : CVE-2026-63277\n \n Published : Oct. 5, 2026, 12:17 p.m. | 1\u00a0hour, 11\u00a0minutes ago\n \n Description : LibreOffice Calc can link a cell range to an external data source, and the link is saved in...", "creation_timestamp": "2026-10-05T14:12:24.499837Z"}, {"uuid": "5c357836-ab36-4f55-a98a-ca5f012ad5b1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63277", "type": "seen", "source": "https://bsky.app/profile/securityonline.bsky.social/post/3mx6gfjlpdm2p", "content": "PoC released for LibreOffice Calc vulnerability CVE-2026-63277, which runs code when a file opens. Five more flaws fixed. Upgrade to 26.2.5.\n\n#LibreOffice #LibreOfficeCalc #CVE202663277 #CVE202663266 #PoC #RCE #OpenSource #Vulnerability", "creation_timestamp": "2026-10-06T02:52:32.335141Z"}, {"uuid": "9d5e59bd-093d-46ca-957c-f79ee4784caf", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63277", "type": "seen", "source": "https://bsky.app/profile/raul.mastodon.in4matics.cat.ap.brid.gy/post/3mx7ozeage7d2", "content": "\u26a0\ufe0f Obrir un full de c\u00e0lcul i que s'executi codi sense cap av\u00eds de macro. Aix\u00f2 \u00e9s.\n\nAfecta LibreOffice (CVE-2026-63277, arreglat a les 26.2.5/26.8.0) i Apache OpenOffice (CVE-2026-59265, encara sense pegat: desactiva Java). L'atac aprofita rangs de base de dades + JDBC per baixar un JAR malici\u00f3s [\u2026]", "creation_timestamp": "2026-10-06T14:59:31.217814Z"}]}