{"id":"CVE-2026-100387","revision":"04104d7b6bdc4386bc9b8fa6a2ccb92b","records":[{"revision":"04104d7b6bdc4386bc9b8fa6a2ccb92b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-100387","aliases":[],"title":"pgPointcloud through 1.2.5 heap out-of-bounds read via WKB deserialization","description":"pgPointcloud through 1.2.5 contains a heap out-of-bounds read vulnerability in dimensional patch WKB deserialization that allows authenticated database users to read adjacent heap memory. Attackers can supply crafted pcpatch values with attacker-controlled size fields to copy heap memory into stored patches for exfiltration or crash the PostgreSQL backend.","state":0,"publishedAt":"2026-09-25T20:13:05.306+00:00","modifiedAt":"2026-09-30T17:29:31.83+00:00","affected":[{"ecosystem":"Vendor product","name":"pointcloud","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"pgpointcloud\",\n                    \"product\": \"pointcloud\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"1.2.5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.2,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":8.1,"severity":"HIGH"}],"references":["https://github.com/pgpointcloud/pointcloud/issues/387","https://github.com/pgpointcloud/pointcloud/pull/388","https://github.com/pgpointcloud/pointcloud/blob/v1.2.5/lib/pc_bytes.c#L1347-L1373","https://github.com/pgpointcloud/pointcloud","https://www.vulncheck.com/advisories/pgpointcloud-through-1.2.5-heap-out-of-bounds-read-via-wkb-deserialization"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-100387","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-100387","identifiers":["CVE-2026-100387"]},"retained":false,"historicalAffected":[]}],"coverage":[]}