CVE-2025-11963: Reflected XSS in Saysis's StarCities

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-11-19 · updated 2026-10-18
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Saysis Computer Systems Trade Ltd. Co. StarCities allows Reflected XSS. This issue affects StarCities: before 1.1.61.

Affected products

Saysis Computer Systems Trade Ltd. Co. StarCities: before 1.1.61 — fixed in 1.1.61

How to fix

Upgrade to a fixed version: Saysis Computer Systems Trade Ltd. Co. StarCities 1.1.61. Check the vendor advisory for mitigations.

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0403
https://www.usom.gov.tr/bildirim/tr-25-0403

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