CVE-2026-5783 PUBLISHED

Reflected XSS in Beyaz Computer's CityPLus

Assigner: TR-CERT
Reserved: 08.04.2026 Published: 20.05.2026 Updated: 20.05.2026

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 V24.29750.1.0.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
CVSS Score: 7.6

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	Required	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Beyaz Computer Software Design Industry and Trade Ltd. Co.
Product	CityPLus
Versions	Default: unaffected affected from 0 to V24.29750.1.0 (excl.)

Credits

Aleyna KABAL finder

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0263

Problem Types

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') CWE

Impacts

CAPEC-591 Reflected XSS