CVE-2021-1630
CVE-2021-1630 is a high-severity vulnerability in Salesforce Mule with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (61st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-611
- Affected product: Salesforce Mule
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2021-1630?
- 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.
- How severe is CVE-2021-1630?
- CVE-2021-1630 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-1630 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-1630?
- CVE-2021-1630 affects Salesforce Mule. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-1630?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-1630 published?
- CVE-2021-1630 was published on 2021-08-05 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:salesforce:mule:*:*:*:*:*:*:*:*
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