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CVE-2026-123490

8.8, high

Craft CMS from 5.8.17 before 5.11.2 contains a privilege escalation vulnerability because getOwners() applies caller criteria without…

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
8.8, high high CVSS v3.1
EPSS, next 30 days
n/a
Exploitation
No public evidence
Published
6 Nov 2026yesterday

Description

Craft CMS from 5.8.17 before 5.11.2 contains a privilege escalation vulnerability because getOwners() applies caller criteria without cleansing the query configuration. Authenticated control panel users can invoke attacker-selected static PHP callables via crafted criteria to promote every account to administrator.

Details

Vendor
Craftcms
Product
cms
Weakness
CWE-915 (opens in a new tab)
Status
Awaiting analysis
Updated
6 Nov 2026
Assigner
disclosure@vulncheck.com

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References 2

Advisories 1

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Craftcms CVEs

Every Craftcms CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-123488 Craftcms cms SQL Injection Vulnerability 9.8, critical
  • CVE-2026-112776 Craftcms cms Incorrect Authorization Vulnerability EPSS 0.4% 9.8, critical
  • CVE-2026-112770 Craftcms cms Code Injection Vulnerability EPSS 0.7% 8.8, high
  • CVE-2026-112772 Craftcms cms Code Injection Vulnerability EPSS 0.7% 8.8, high
  • CVE-2026-112774 Craftcms cms Code Injection Vulnerability EPSS 0.6% 7.2, high
  • CVE-2026-112775 Craftcms cms Improper Authentication Vulnerability EPSS 0.4% 7.5, high
  • CVE-2026-112777 Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create() function because its class-name… EPSS 0.6% 7.2, high
  • CVE-2026-109305 Craft CMS from 5.10.2 before 5.10.14 contains a Twig sandbox bypass that allows non-admin users to invoke PHP callables through the "has… EPSS 0.5% 8.8, high

Beyond this page

Is CVE-2026-123490 in your network?

This page tells you how dangerous CVE-2026-123490 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 7 Nov 2026, not the live upstream state.