What is CVE-2023-4803?

CVE-2023-4803 is a medium-severity vulnerability in Proofpoint Insider Threat Management, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-09-13.

How severe is CVE-2023-4803?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Proofpoint Insider Threat Management

CVE-2023-4803

A reflected cross-site scripting vulnerability in the WriteWindowTitle endpoint of the Insider Threat Management (ITM) Server's web console could be used by an authenticated administrator to run arbitrary javascript within another web console administrator's browser. All versions prior to 7.14.3.69 are affected.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (22.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Proofpoint Insider_threat_management
Proofpoint Itm Server — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@proofpoint.com (Broken Link)
nvd@nist.gov (Vendor Advisory)

Frequently asked questions

What is CVE-2023-4803?: CVE-2023-4803 is a medium-severity vulnerability in Proofpoint Insider Threat Management, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-09-13.
How severe is CVE-2023-4803?: Medium severity. CVSS v3 base score is 4.8 out of 10.