CVE-2021-42646

high-risk
Published 2022-05-11

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.

Do I need to act?

~
1.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.1/10 Critical
NETWORK / LOW complexity

Affected Vendors

52
/ 100
high-risk
Severity 31/34 · Critical
Exploitability 4/34 · Minimal
Exposure 17/34 · Moderate