---
title: "CVE-2026-104948: WarehousePG - Broken Access Control"
description: "WarehousePG (WHPG) 6.27.1 through 6.27.6 and 7.2.1 through 7.6.0 contain a broken access control caused by missing authorization checks in cluster expansion functions gp_expand_lock_catalog() and gp_expand_bump_version(), letting authenticated low-privileged users block catalog changes and disconnect sessions, exploit requires authenticated database role."
url: https://panop.io/threat-heartbeat/CVE-2026-104948/
---

# CVE-2026-104948 WarehousePG - Broken Access Control

WarehousePG (WHPG) 6.27.1 through 6.27.6 and 7.2.1 through 7.6.0 contain a broken access control caused by missing authorization checks in cluster expansion functions gp\_expand\_lock\_catalog() and gp\_expand\_bump\_version(), letting authenticated low-privileged users block catalog changes and disconnect sessions, exploit requires authenticated database role.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-104948)

## Details

Type

Broken Access Control

Impact

Denial Of Service

CVSS 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Published

21 October 2026

Updated

22 October 2026

Weakness

[CWE-862](https://cwe.mitre.org/data/definitions/862.html)

## Vendor fix

Update to the latest version beyond 7.6.0 where authorization checks are enforced.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-104948](https://nvd.nist.gov/vuln/detail/CVE-2026-104948)
- [https://www.enterprisedb.com/docs/security/advisories/cve2026104948/](https://www.enterprisedb.com/docs/security/advisories/cve2026104948/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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