Web Security and SSE
CVE-2022-1700: XXE in Cloud Security Gateway, Data Loss Prevention (DLP) and others
Improper Restriction of XML External Entity Reference ('XXE') vulnerability in the Policy Engine of Forcepoint Data Loss Prevention (DLP), which is also leveraged by Forcepoint One Endpoint (F1E), Web Security Content Gateway, Email Security with DLP enabled, and Cloud Security Gateway prior to June 20, 2022.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Data Loss Prevention (DLP) unspecified | 8.8.2 or later |
| One Endpoint (F1E) with Policy Engine unspecified | 8.8.2 or later |
| Web Security Content Gateway unspecified | 8.5.5 or later |
| Email Security with DLP enabled unspecified | 8.5.5 or later |
| Cloud Security Gateway prior to June 20, 2022 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
Improper Restriction of XML External Entity Reference ('XXE') vulnerability in the Policy Engine of Forcepoint Data Loss Prevention (DLP), which is also leveraged by Forcepoint One Endpoint (F1E), Web Security Content Gateway, Email Security with DLP enabled, and Cloud Security Gateway prior to June 20, 2022. The XML parser in the Policy Engine was found to be improperly configured to support external entities and external DTD (Document Type Definitions), which can lead to an XXE attack. This issue affects: Forcepoint Data Loss Prevention (DLP) versions prior to 8.8.2. Forcepoint One Endpoint (F1E) with Policy Engine versions prior to 8.8.2. Forcepoint Web Security Content Gateway versions prior to 8.5.5. Forcepoint Email Security with DLP enabled versions prior to 8.5.5. Forcepoint Cloud Security Gateway prior to June 20, 2022.
Workarounds
See https://help.forcepoint.com/security/CVE/CVE-2022-1700.html
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 11 Oct 2026.