CVE-2023-5771

Published: Nov 6, 2023Modified: Jun 17, 2026

6.1

Vector

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

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

Proofpoint Enterprise Protection contains a stored XSS vulnerability in the AdminUI. An unauthenticated attacker can send a specially crafted email with HTML in the subject which triggers XSS when viewing quarantined messages. This issue affects Proofpoint Enterprise Protection: from 8.20.0 before patch 4796, from 8.18.6 before patch 4795 and all other prior versions.

Affected (3)

Products: Proofpoint: Enterprise Protection

1 product

Enterprise Protection

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Proofpoint Enterprise Protection	Before 8.18.6
Proofpoint Enterprise Protection	Version 8.18.6
Proofpoint Enterprise Protection	Version 8.20.0

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2023-0010

Source: security@proofpoint.com

Vendor Advisory

https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2023-0010

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.