---
id: CVE-2026-80444
title: >-
  URL redirection to untrusted site ('open redirect') vulnerability in Abis
  Technology Ltd
summary: >-
  URL redirection to untrusted site ('open redirect') vulnerability in Abis
  Technology Ltd. Co. AVESİS allows Input Data Manipulation.


  This issue affects AVESİS: from 202608201331 before 202608240351.
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'
cwe:
  - CWE-601
vendor: Abis Technology Ltd. Co.
product: AVESİS
affected:
  - AVESİS >= 202608201331 < 202608240351
published: '2026-09-23'
updated: '2026-09-23'
sourceUpdated: '2026-09-23T17:58:00.627'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-80444'
references:
  - url: 'https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1159'
    label: iletisim@usom.gov.tr
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-23T14:37:28.642604Z'
ingestedAt: '2026-09-23T12:24:04.184Z'
epss: 0.00141
epssPercentile: 0.02792
---

## Overview

URL redirection to untrusted site ('open redirect') vulnerability in Abis Technology Ltd. Co. AVESİS allows Input Data Manipulation.

This issue affects AVESİS: from 202608201331 before 202608240351.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.