Improper Authentication in waooAI waoowaoo by WaooAI
CVE-2026-15557

6.9MEDIUM

Key Information:

Vendor

Waooai

Status
Waoowaoo
Vendor
CVE Published:
13 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-15557?

A vulnerability has been identified in waooAI waoowaoo, specifically in the library function located in src/lib/api-auth.ts. This weakness affects key authentication processes including getInternalTaskSession, getAuthSession, requireUserAuth, and requireProjectAuth. Attackers can exploit this vulnerability by manipulating the x-internal-user-id request argument, leading to improper authentication. With remote exploitation possible and access to an available exploit in circulation, this vulnerability presents a significant risk if left unaddressed. Despite prior notifications about the issue, the project developers have yet to respond or implement a resolution.

Affected Version(s)

waoowaoo 0.4.0

waoowaoo 0.4.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-15557 - Proof of Concept

References

https://vuldb.com/vuln/377906
vdb-entrytechnical-description
https://vuldb.com/vuln/377906/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15557
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dem0000000 (VulDB User)
VulDB CNA Team
.