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CVE record · CVE-2026-3415

XML External Entity (XXE) Injection via Schema Validation in Multiple WSO2 Products Allows File Reading and Denial of Service

CVSS 8.7 HighEPSS 0.0049 · 42nd percentile

Published by the CVE Program (CNA: WSO2) at 6 Aug 2026, 17:32 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
WSO2 WSO2 API Manager
  • unknown before 3.2.0 custom
  • affected 3.2.0 to before 3.2.0.472 custom
  • affected 3.2.1 to before 3.2.1.91 custom
  • affected 4.1.0 to before 4.1.0.254 custom
  • affected 4.2.0 to before 4.2.0.194 custom
  • affected 4.3.0 to before 4.3.0.105 custom
  • affected 4.4.0 to before 4.4.0.68 custom
  • affected 4.5.0 to before 4.5.0.53 custom
  • affected 4.6.0 to before 4.6.0.16 custom
Other versions: unaffected
WSO2 WSO2 Universal Gateway
  • affected 4.5.0 to before 4.5.0.53 custom
  • affected 4.6.0 to before 4.6.0.16 custom
Other versions: unaffected
WSO2 WSO2 Traffic Manager
  • affected 4.5.0 to before 4.5.0.52 custom
  • affected 4.6.0 to before 4.6.0.16 custom
Other versions: unaffected
WSO2 WSO2 API Control Plane
  • affected 4.5.0 to before 4.5.0.54 custom
  • affected 4.6.0 to before 4.6.0.17 custom
Other versions: unaffected
WSO2 WSO2 Carbon API Gateway Package name: org.wso2.carbon.apimgt:org.wso2.carbon.apimgt.gateway
  • affected 6.7.206 to before 6.7.206.594 custom
  • affected 6.7.210 to before 6.7.210.95 custom
  • affected 9.20.74 to before 9.20.74.398 custom
  • affected 9.28.116 to before 9.28.116.412 custom
  • affected 9.29.120 to before 9.29.120.228 custom
  • affected 9.30.67 to before 9.30.67.158 custom
  • affected 9.31.86 to before 9.31.86.147 custom
  • affected 9.32.147 to before 9.32.147.38 custom
  • unaffected 9.33.61 to *, inclusive custom
Other versions: unknown
WSO2 WSO2 Carbon API Management Implementation Package name: org.wso2.carbon.apimgt:org.wso2.carbon.apimgt.impl
  • affected 6.7.206 to before 6.7.206.594 custom
  • affected 6.7.210 to before 6.7.210.95 custom
  • affected 9.20.74 to before 9.20.74.398 custom
  • affected 9.28.116 to before 9.28.116.412 custom
  • affected 9.29.120 to before 9.29.120.228 custom
  • affected 9.30.67 to before 9.30.67.158 custom
  • affected 9.31.86 to before 9.31.86.147 custom
  • affected 9.32.147 to before 9.32.147.38 custom
  • unaffected 9.33.61 to *, inclusive custom
Other versions: unknown
Identifiers
CVE-2026-3415
CNA
WSO2
Weakness (CWE)
CWE-776
Tags
Published
6 Aug 2026
Updated
28 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
8.7 High 3.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H CNA (WSO2)
  • CISA KEV Not listed.
  • EPSS 0.0049, the 42nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 6 Aug 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.