PT-2023-20589 · Forcepoint · Forcepoint Web Security+1

Published 2023-03-29 · Updated 2023-04-05 · CVE-2023-26291

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Forcepoint Cloud Security Gateway (CSG) versions before 03/29/2023 Forcepoint Web Security versions before 03/29/2023

Description The issue is related to improper neutralization of input during web page generation, which allows reflected cross-site scripting (XSS). This affects the login form.mhtml modules in Forcepoint Cloud Security Gateway (CSG) Portal on Web Cloud Security Gateway, Email Security Cloud, and Forcepoint Web Security Portal on Hybrid.

Recommendations For Forcepoint Cloud Security Gateway (CSG) versions before 03/29/2023, update to a version released after 03/29/2023 to resolve the issue. For Forcepoint Web Security versions before 03/29/2023, update to a version released after 03/29/2023 to resolve the issue. As a temporary workaround, consider restricting access to the login form.mhtml modules until a patch is available.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-26291

Affected Products

Forcepoint Cloud Security Gateway

Forcepoint Web Security

References · 5

• https://osv.dev/vulnerability/CVE-2023-26291 · Vendor Advisory
• https://support.forcepoint.com/s/article/000041617 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-26291 · Security Note
• https://t.me/cibsecurity/61032 · Telegram Post
• https://t.me/cvenotify/47111 · Telegram Post