CVE-2025-14320: XSS in Tegsoft's Online Support Application

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-04 · updated 2026-10-07
Weakness: CWE-79

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Tegsoft Management and Information Services Trade Limited Company Online Support Application allows Reflected XSS. This issue affects Online Support Application: from V3 through 31122025.

Affected products

Tegsoft Management and Information Services Trade Limited Company Online Support Application: from V3 through 31122025

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0142
https://www.usom.gov.tr/bildirim/tr-26-0142

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