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CVE-2026-33816

CRITICAL
9.8
CVSS 3.1
Description
Memory-safety vulnerability in github.com/jackc/pgx/v5.

Metadata

CVE ID
CVE-2026-33816
State
PUBLISHED
Assigner
Go
Reserved
2026-03-23 20:35 UTC
Published
2026-04-07 15:19 UTC
Last updated
2026-07-27 12:05 UTC
Primary CWE
CWE-787
Out-of-bounds Write
Vendor / Product
github.com/jackc/pgx/v5 / github.com/jackc/pgx/v5/pgproto3
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
none
Automatable
yes
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
github.com/jackc/pgx/v5 github.com/jackc/pgx/v5/pgproto3 — 0 < 5.9.0
Weakness (CWE)
CWESourceDescription
— cna CWE-697 — Incorrect Comparison
CWE-787 adp Out-of-bounds Write
CVSS scores (2)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.1 adp CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.3 HIGH 3.1 adp CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
References (1)
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