What is CVE-2026-5783?

CVE-2026-5783 is a high-severity vulnerability in Beyaz Computer Software Design Industry And Trade Ltd. Co. Cityplus, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-05-20.

How severe is CVE-2026-5783?

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

XSS in Beyaz Computer Software Design Industry And Trade Ltd. Co. Cityplus

CVE-2026-5783

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Beyaz Computer Software Design Industry and Trade Ltd. Co. CityPLus allows Reflected XSS. This issue affects CityPLus: before V24.29750…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (11.4th 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

Beyaz Computer Software Design Industry And Trade Ltd. Co. Cityplus — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2026-5783?: CVE-2026-5783 is a high-severity vulnerability in Beyaz Computer Software Design Industry And Trade Ltd. Co. Cityplus, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-05-20.
How severe is CVE-2026-5783?: High severity. CVSS v3 base score is 7.6 out of 10.