Vulnerability details

CVE-2026-5228

Kurt Software Studio WriteUp Mobile App

Improper Access Control in Kurt Software Studio's WriteUp Mobile App

CVSS 3.1

8.8High

Official description

Improper Access Control, Missing Authorization vulnerability in Kurt Software Studio WriteUp Mobile App allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects WriteUp Mobile App: from 1.3.0 through 04062026.

CVSS scores

Score	Version	Source	Vector
8.8High	3.1	CVEProject cvelistV5 (CNA) (TR-CERT)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
Kurt Software Studio	WriteUp Mobile App	1.3.0 ≤ v ≤ 04062026	CVEProject cvelistV5 (CNA)

References and advisories

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0310 government-resource

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Details

Published: 2026-06-04
Last updated: 2026-06-04
State: Published
Assigner (CNA): TR-CERT

Exploit prediction (EPSS)

0.24%

Probability of exploitation in 30 days

15.8%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-284
Improper Access Control
CWE-862
Missing Authorization