Universal Software FlexCity/Kiosk up to 1.0.35 authentication bypass

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Universal Software FlexCity and Kiosk up to 1.0.35. This vulnerability affects unknown code. Executing a manipulation can lead to authentication bypass. This vulnerability appears as CVE-2026-1618. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Universal Software FlexCity and Kiosk up to 1.0.35. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a authentication bypass vulnerability. The CWE definition for the vulnerability is CWE-288. A product requires authentication, but the product has an alternate path or channel that does not require authentication. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Authentication Bypass Using an Alternate Path or Channel vulnerability in Universal Software Inc. FlexCity/Kiosk allows Privilege Escalation.This issue affects FlexCity/Kiosk: from 1.0 before 1.0.36.

The weakness was presented by İbrahim YİĞİtsoy. The advisory is available at usom.gov.tr. This vulnerability was named CVE-2026-1618 since 01/29/2026. The exploitation appears to be easy. The attack can be initiated remotely. The technical details are unknown and an exploit is not available.

Upgrading to version 1.0.36 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (TR-CERT): 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authentication bypass
CWE: CWE-288 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: FlexCity/Kiosk 1.0.36

Timelineinfo

01/29/2026 CVE reserved
02/13/2026 +15 days Advisory disclosed
02/13/2026 +0 days VulDB entry created
03/02/2026 +17 days VulDB entry last update

Sourcesinfo

Advisory: usom.gov.tr
Researcher: İbrahim YİĞİtsoy
Status: Confirmed

CVE: CVE-2026-1618 (🔒)
GCVE (CVE): GCVE-0-2026-1618
GCVE (VulDB): GCVE-100-345898

Entryinfo

Created: 02/13/2026 15:06
Updated: 03/02/2026 15:33
Changes: 02/13/2026 15:06 (64), 03/02/2026 15:33 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!