Out-of-bounds Read in Postgis
CVE-2026-73515
PostGIS before 3.7.0beta2 contains an out-of-bounds read vulnerability that allows attackers to cause memory disclosure or a server crash by supplying a malformed FlatGeobuf buffer. The FlatGeobuf property metadata decoder verifies that a…
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Postgis — versions 0
Weakness classification (CWE)
References
- disclosure@vulncheck.com (technical-description, exploit)
- disclosure@vulncheck.com (release-notes)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-73515?
- CVE-2026-73515 is a high-severity vulnerability in Postgis, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2026-08-13.
- How severe is CVE-2026-73515?
- High severity. CVSS v3 base score is 8.1 out of 10.