What is CVE-2026-32101?

CVE-2026-32101 is a high-severity vulnerability in @Studiocms S3-storage, classified under Incorrect Authorization. CVSS score: 7.6/10. Published 2026-03-11.

How severe is CVE-2026-32101?

High severity. CVSS v3 base score is 7.6 out of 10.

Auth bypass in @Studiocms S3-storage

CVE-2026-32101

StudioCMS is a server-side-rendered, Astro native, headless content management system. Prior to 0.3.1, the S3 storage manager's isAuthorized() function is declared async (returns Promise<boolean>) but is called without await in both the PO…

Vulnerability class: Broken Access Control

EPSS: 0.001 (17.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L.

Affected products

@Studiocms S3-storage — versions < 0.3.1

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

https://github.com/withstudiocms/studiocms/security/advisories/GHSA-mm78-fgq8-6pgr (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-32101?: CVE-2026-32101 is a high-severity vulnerability in @Studiocms S3-storage, classified under Incorrect Authorization. CVSS score: 7.6/10. Published 2026-03-11.
How severe is CVE-2026-32101?: High severity. CVSS v3 base score is 7.6 out of 10.