Critical severity · published Mar 26, 2021
CVE-2021-1628
MuleSoft is aware of a XML External Entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect both CloudHub and on-premise customers
9.8
CVSS
1.2%
EPSS
No
On KEV
Description
MuleSoft is aware of a XML External Entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect both CloudHub and on-premise customers. Affected versions: Mule 4.x runtime released before February 2, 2021.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MU
Mule · Salesforce
4.0.0 through 4.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1628
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1628
Vendor Advisory
https://help.salesforce.com/articleView?id=000357384&type=1&mode=1
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