CVE-2022-1700

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-09-12 · updated 2026-06-17
Weakness: CWE-611

Description

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.

Affected products

Forcepoint Cloud Security Gateway: before 2022-06-20 — fixed in 2022-06-20
Forcepoint Data Loss Prevention: before 8.8.2 — fixed in 8.8.2
Forcepoint Email Security: before 8.5.5 — fixed in 8.5.5
Forcepoint One Endpoint With Policy Engine: before 8.8.2 — fixed in 8.8.2
Forcepoint Web Security Content Gateway: before 8.5.5 — fixed in 8.5.5

How to fix

Upgrade to a fixed version: Forcepoint Cloud Security Gateway 2022-06-20; Forcepoint Data Loss Prevention 8.8.2; Forcepoint Email Security 8.5.5; Forcepoint One Endpoint With Policy Engine 8.8.2; Forcepoint Web Security Content Gateway 8.5.5. Check the vendor advisory for mitigations.

References

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