What is CVE-2026-120853?

CVE-2026-120853 is a medium-severity vulnerability in Brainstorm Force Cartflows, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-11-07.

How severe is CVE-2026-120853?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Brainstorm Force Cartflows

CVE-2026-120853

Missing Authorization vulnerability in Brainstorm Force CartFlows cartflows allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects CartFlows: from n/a through 3.3.0.

Vulnerability class: Broken Access Control

Published 2026-11-07 · last modified 2026-11-07.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.8th percentile), scored 2026-11-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Brainstorm Force Cartflows

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

patchstack.com/database/wordpress/plugin/cartflows/vulnerability/wordpress-cart… (vdb-entry)

Frequently asked questions

What is CVE-2026-120853?: CVE-2026-120853 is a medium-severity vulnerability in Brainstorm Force Cartflows, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-11-07.
How severe is CVE-2026-120853?: Medium severity. CVSS v3 base score is 5.3 out of 10.