The protection bypass vulnerability in DLP for Windows 11.9.x is addressed in version 11.10.0.

published 2023-02-01 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12460

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits: 0; none known

The protection bypass vulnerability in DLP for Windows 11.9.x is addressed in version 11.10.0. This allowed a local user to bypass DLP controls when uploading sensitive data from a mapped drive into a web email client. Loading from a local driver was correctly prevented. Versions prior to 11.9 correctly detected and blocked the attempted upload of sensitive data.

Patch / fix

fixed in 1

trellix data_loss_prevention 11.10.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 19 mo ago (2025-03-26)

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.9	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N
NVD	3.1	8.2	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Affected products

Trellix Data Loss Prevention (DLP)

Classification

Weakness

CWE-670 Always-Incorrect Control Flow Implementation
CWE-427 Uncontrolled Search Path Element

References

kcm.trellix.com /corporate/index?page=content&id=SB10394&locale=en_US
mitigation, vendor-advisory

Sources

CVE List CVE-2023-0400
NVD CVE-2023-0400

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary