CVE-2023-31664

MEDIUM

WSO2 API Manager < 4.2.0 - Reflected Cross-Site Scripting via TenantDomain Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-31664. PoCs published by adilkhan7.

AI-analyzed exploit summary This repository contains a proof-of-concept for CVE-2023-31664, a reflected XSS vulnerability in WSO2 API Manager. The exploit involves injecting malicious JavaScript into the 'tenantDomain' parameter of the login endpoint.

Description

A reflected cross-site scripting (XSS) vulnerability in /authenticationendpoint/login.do of WSO2 API Manager before 4.2.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the tenantDomain parameter.

Exploits (1)

nomisec WORKING POC 2 stars
by adilkhan7 · poc
https://github.com/adilkhan7/CVE-2023-31664

This repository contains a proof-of-concept for CVE-2023-31664, a reflected XSS vulnerability in WSO2 API Manager. The exploit involves injecting malicious JavaScript into the 'tenantDomain' parameter of the login endpoint.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: WSO2 API Manager below v4.2.0
No auth needed
Prerequisites: Access to the vulnerable login endpoint
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3

Scores

CVSS v3 6.1
EPSS 0.0120
EPSS Percentile 64.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
wso2/api_manager < 4.2.0
Published May 23, 2023
Tracked Since Feb 18, 2026