Data Loss Prevention (DLP) ePO extension - Cross site scripting (XSS)

published 2021-11-01 5y ago modified 2026-06-17 4mo ago also EUVD-2021-18723

cvss: 8.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits: 0; none known

Cross site scripting (XSS) vulnerability in McAfee Data Loss Prevention (DLP) ePO extension prior to 11.7.100 allows a remote attacker to highjack an active DLP ePO administrator session by convincing the logged in administrator to click on a carefully crafted link in the case management part of the DLP ePO extension.

Patch / fix

fixed in 1

McAfee Data Loss Prevention (DLP) ePO extension 11.6.400, 11.7.100

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Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.4	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	3.5	AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

McAfee Data Loss Prevention (DLP) ePO extension

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

kc.mcafee.com /corporate/index?page=content&id=SB10371
broken-link, vendor-advisory

Sources

CVE List CVE-2021-31848
NVD CVE-2021-31848

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