CVE-2026-100387
HIGHCVSS 8.1Description
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.
Timeline
Published:September 25th, 2026 9:17 PM
Last modified:September 30th, 2026 6:17 PM
CVSS Scoring
CVSS v3: 8.1 (HIGH)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
- https://github.com/pgpointcloud/pointcloud
- https://github.com/pgpointcloud/pointcloud/blob/v1.2.5/lib/pc_bytes.c#L1347-L1373
- https://github.com/pgpointcloud/pointcloud/issues/387
- https://github.com/pgpointcloud/pointcloud/pull/388
- https://www.vulncheck.com/advisories/pgpointcloud-through-1.2.5-heap-out-of-bounds-read-via-wkb-deserialization
Source: NIST NVD · Data may lag official sources by up to one minute