CVE-2026-90775

PostGIS address_standardizer through 3.7.0 Out-of-Bounds Read via Unvalidated Rule Weight

Published Sep 13, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
PostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index. Attackers can craft malicious rule rows with out-of-range Weight values to trigger out-of-bounds reads in the load_value array, causing the PostgreSQL backend process to crash and terminate all cluster sessions.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Postgis
Postgis address Standardizer
Vendors & Products Postgis
Postgis address Standardizer
Type Values Removed Values Added
Description PostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index. Attackers can craft malicious rule rows with out-of-range Weight values to trigger out-of-bounds reads in the load_value array, causing the PostgreSQL backend process to crash and terminate all cluster sessions.
Title PostGIS address_standardizer through 3.7.0 Out-of-Bounds Read via Unvalidated Rule Weight
Weaknesses CWE-125
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 18, 2026, 5:23 PM
Reserved
Sep 13, 2026, 10:54 AM
Status
Awaiting Analysis
Published
Sep 13, 2026, 12:17 PM
Modified
Sep 24, 2026, 9:08 PM