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CVE-2025-13590VulnerabilityPublished Updated

CVE-2025-13590: WSO2 API Manager · Unrestricted File Upload

Affects WSO2 API ManagerSource CVE Database V5

0

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

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.
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:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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

ProductAffectedFixed in
WSO2WSO2 API ManagerAffected
  • >=4.2.0 <4.2.0.179
  • >=4.3.0 <4.3.0.91
  • >=4.4.0 <4.4.0.55
  • >=4.5.0 <4.5.0.38
  • >=4.6.0 <4.6.0.3
Fixed in
  • 4.6.0.3
  • 4.5.0.38
  • 4.4.0.55
  • 4.3.0.91
  • 4.2.0.179
WSO2WSO2 API Control PlaneAffected
  • >=4.5.0 <4.5.0.39
  • >=4.6.0 <4.6.0.3
Fixed in
  • 4.6.0.3
  • 4.5.0.39
WSO2WSO2 Universal GatewayAffected
  • >=4.5.0 <4.5.0.37
  • >=4.6.0 <4.6.0.3
Fixed in
  • 4.6.0.3
  • 4.5.0.37
WSO2WSO2 Traffic ManagerAffected
  • >=4.5.0 <4.5.0.37
  • >=4.6.0 <4.6.0.3
Fixed in
  • 4.6.0.3
  • 4.5.0.37
WSO2org.wso2.carbon.apimgt:org.wso2.carbon.apimgt.implAffected
  • >=9.28.116 <9.28.116.391
  • >=9.29.120 <9.29.120.210
  • >=9.30.67 <9.30.67.133
  • >=9.31.86 <9.31.86.100
  • >=9.32.147 <9.32.147.2
Fixed in
  • 9.32.147.2
  • 9.31.86.100
  • 9.30.67.133
  • 9.29.120.210
  • 9.28.116.391

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.

References

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