CVE-2026-11747CWE-79cross-site-scripting

CVE-2026-11747

Medium · published August 27, 2026

CVSS v3.1

6.1

EPSS

Percentile

7.3

In the wild

Unconfirmed

What it is

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Seres Software syWEB allows Reflected XSS.

This issue affects syWEB: through 27082026.

NOTE: The vendor was contacted and it was learned that the product is not supported.

The record

Technical detail

CVSS v3.1: 6.1 · MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0: Not supplied
EPSS: 0.00181 · 7.3th percentile
Weakness: CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published: 2026-08-27T21:17Z

References (1)

EPSS history

Timeline