VulnerabilityDeferred

CVE-2026-5228

Improper Access Control, Missing Authorization vulnerability in Kurt Software Studio WriteUp Mobile App allows Accessing Functionality Not Properly Constrained by ACLs.

HIGH 8.8EPSS 0.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.1: 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.24% probability · 16th percentile
CISA KEV: Not listed
Weakness: CWE-284, CWE-862
Source: iletisim@usom.gov.tr

References

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

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.