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CVE

CVE-2023-6836

Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely ava

Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely available but rarely used feature of XML parsers to access sensitive information.

MEDIUM · CVSS 4.6 EPSS 0.0017
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-611Improper Restriction of XML External Entity Reference
CWE-611Improper Restriction of XML External Entity Reference
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Affected Products & Versions

7
wso2 api manager<= 3.0.0
wso2 api manager analyticsall versions
wso2 api microgatewayall versions
wso2 enterprise integrator<= 6.6.0
wso2 identity server as key managerall versions
wso2 identity serverall versions
wso2 micro integratorall versions
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Affected Packages

6
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.wso2.am:wso2am MODERATE fixed in 4.0.0-beta
Maven org.wso2.carbon.analytics-common:org.wso2.carbon.event.input.adapter.core MODERATE fixed in 5.2.23
Maven org.wso2.carbon.commons:org.wso2.carbon.ntask.core MODERATE fixed in 4.7.24
Maven org.wso2.carbon.event-processing:org.wso2.carbon.event.processor.core MODERATE fixed in 2.2.12
Maven org.wso2.carbon.governance:org.wso2.carbon.governance.common MODERATE fixed in 4.8.13
Maven org.wso2.carbon.registry:org.wso2.carbon.registry.extensions MODERATE fixed in 4.7.31
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Scoring & Timeline

4.6
MEDIUM · CVSS v3.1 · ed10eef1-636d-4fbe-9993-6890dfa878f8
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Dec 2023 · 10:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2021/WSO2-2020-0716/Vendor Advisory
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