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CVE-2024-2166

19
FAUCET Score

CVE-2024-2166 is a reflected Cross-site Scripting (XSS) vulnerability affecting Forcepoint Email Security versions prior to 8.5.5 HF003, specifically within its Real Time Monitor modules. This medium-severity vulnerability (CVSS 6.1) can be exploited with low attack complexity and no authentication, requiring user interaction to trigger, potentially leading to limited impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion or media coverage regarding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 8.5.5CPE matchmatch criteria
cpe:2.3:a:forcepoint:email_security:*:*:*:*:*:*:*:*
8.5.5CPE matchmatch criteria
cpe:2.3:a:forcepoint:email_security:8.5.5:-:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.29%
Probability of exploitation in next 30 days
EPSS Percentile
21.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0029 is in the 22nd percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

support.forcepoint.com / s/article/000042397
Vendor Advisory