CVE-2021-1630
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component...
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers.
- Record
CVE-2021-1630- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
CVE List No score
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers.
- Record
CVE-2021-1630- Updated
- 2026-11-02
EUVDEUVD-2021-7097 No score
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers.
- Record
EUVD-2021-7097- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xqcp-x2j9-xj7c No score
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component...
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers.
- Record
GHSA-xqcp-x2j9-xj7c- Weakness
- CWE-611
- Updated
- 2026-11-02
OSV
XML external entity (XXE) vulnerability affecting certain versions of a Mule runtime component that may affect CloudHub, GovCloud, Runtime Fabric, Pivotal Cloud Foundry, Private Cloud Edition, and on-premise customers.
- Record
CVE-2021-1630- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-1630 is a high vulnerability (CVSS 7.5) in Salesforce Mule, published August 5, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.07%, the 65th percentile. No source names a fixed version.