Reflected XSS in Zirve Information Technologies' e-Taxpayer Accounting Website

published 2026-02-09 9mo ago modified 2026-06-17 4mo ago also EUVD-2025-207366

cvss: 8.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits: 0; none known

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Zirve Information Technologies Inc. E-Taxpayer Accounting Website allows Reflected XSS.

This issue affects e-Taxpayer Accounting Website: through 07082025.

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CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 9mo ago (2026-02-09)

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Affected products

Zirve Information Technologies Inc. e-Taxpayer Accounting Website

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

usom.gov.tr /bildirim/tr-26-0019
government-resource, broken-link
siberguvenlik.gov.tr /guvenlik-bildirimleri/detay/tr-26-0019
government-resource

Sources

CVE List CVE-2025-7799
NVD CVE-2025-7799

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