What is CVE-2025-8461?

CVE-2025-8461 is a high-severity vulnerability in Seres Software Syweb, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-02-03.

How severe is CVE-2025-8461?

High severity. CVSS v3 base score is 7.6 out of 10.

XSS in Seres Software Syweb

CVE-2025-8461

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Seres Software syWEB allows Reflected XSS. This issue affects syWEB: through 03022026. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (7.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H.

Affected products

Seres Software Syweb — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

iletisim@usom.gov.tr (government-resource, broken-link)
iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2025-8461?: CVE-2025-8461 is a high-severity vulnerability in Seres Software Syweb, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-02-03.
How severe is CVE-2025-8461?: High severity. CVSS v3 base score is 7.6 out of 10.