Auth bypass in Waooai Waoowaoo
CVE-2026-15557
A weakness has been identified in waooAI waoowaoo up to 0.4.1. Affected by this vulnerability is the function getInternalTaskSession/getAuthSession/requireUserAuth/requireProjectAuth/requireProjectAuthLight in the library src/lib/api-auth.ts of the component Internal Task Header Handler. This manipulation of the argument x-internal-user-id request causes improper authentication. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: Broken Authentication
EPSS: 0.007 (50.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Waooai Waoowaoo — versions 0.4.0, 0.4.1
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-15557?
- CVE-2026-15557 is a high-severity vulnerability in Waooai Waoowaoo, classified under Improper Authentication. CVSS score: 7.3/10. Published 2026-07-13.
- How severe is CVE-2026-15557?
- High severity. CVSS v3 base score is 7.3 out of 10.