CVE-2021-42646

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-05-11 · updated 2026-06-17
Weakness: CWE-611

Description

XML External Entity (XXE) vulnerability in the file based service provider creation feature of the Management Console in WSO2 API Manager 2.6.0, 3.0.0, 3.1.0, 3.2.0, and 4.0.0; and WSO2 IS as Key Manager 5.7.0, 5.9.0, and 5.10.0; and WSO2 Identity Server 5.7.0, 5.8.0, 5.9.0, 5.10.0, and 5.11.0. Allows attackers to gain read access to sensitive information or cause a denial of service via crafted GET requests.

Affected products

WSO2 API Manager: 2.6.0, 3.0.0, 3.1.0, 3.2.0, 4.0.0
WSO2 Identity Server: 5.7.0, 5.8.0, 5.9.0, 5.10.0, 5.11.0
WSO2 Identity Server As Key Manager: 5.7.0, 5.9.0, 5.10.0

References

http://packetstormsecurity.com/files/167465/WSO2-Management-Console-XML-Injection.html
http://seclists.org/fulldisclosure/2022/Jun/7
https://github.com/wso2/carbon-identity-framework/pull/3472
https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2021/WSO2-2021-1289/
http://packetstormsecurity.com/files/167465/WSO2-Management-Console-XML-Injection.html
http://seclists.org/fulldisclosure/2022/Jun/7
https://github.com/wso2/carbon-identity-framework/pull/3472
https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2021/WSO2-2021-1289/

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