What is CVE-2022-46332?

CVE-2022-46332 is a critical-severity vulnerability in Proofpoint Enterprise Protection, classified under Cross-site Scripting. CVSS score: 9.6/10. Published 2022-12-06.

How severe is CVE-2022-46332?

Critical severity. CVSS v3 base score is 9.6 out of 10.

XSS in Proofpoint Enterprise Protection

CVE-2022-46332

The Admin Smart Search feature in Proofpoint Enterprise Protection (PPS/PoD) contains a stored cross-site scripting vulnerability that enables an anonymous email sender to gain admin privileges within the user interface. This affects all versions 8.19.0 and below.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-12-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

Proofpoint Enterprise Protection — versions 8.*

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.proofpoint.com/security/security-advisories/pfpt-sa-2022-0002 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2022-46332?: CVE-2022-46332 is a critical-severity vulnerability in Proofpoint Enterprise Protection, classified under Cross-site Scripting. CVSS score: 9.6/10. Published 2022-12-06.
How severe is CVE-2022-46332?: Critical severity. CVSS v3 base score is 9.6 out of 10.