CVE-2025-13590: WSO2 API Manager · Unrestricted File Upload
Affects WSO2 API ManagerSource CVE Database V5
Not known to be exploited · CVSS 9.1 Critical · fixed in 4.6.0.3 : patch WSO2 API Manager as a priority.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.7% chance of exploitation in 30 days – higher than 55% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.6.0.3, 4.5.0.38, 4.4.0.55 +9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 19 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| WSO2WSO2 API Manager | Affected
| Fixed in
|
| WSO2WSO2 API Control Plane | Affected
| Fixed in
|
| WSO2WSO2 Universal Gateway | Affected
| Fixed in
|
| WSO2WSO2 Traffic Manager | Affected
| Fixed in
|
| WSO2org.wso2.carbon.apimgt:org.wso2.carbon.apimgt.impl | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, restrict administrative access to trusted personnel only and monitor for suspicious activity related to file uploads via the system REST API.
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.