What is CVE-2026-8284?

CVE-2026-8284 is a medium-severity vulnerability in Universal Software Inc. Flexcity, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2026-07-21.

How severe is CVE-2026-8284?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Universal Software Inc. Flexcity

CVE-2026-8284

URL redirection to untrusted site ('open redirect') vulnerability in Universal Software Inc. FlexCity allows Input Data Manipulation. This issue affects FlexCity: from 5.536.0 before 5.542.0.

Vulnerability class: Open Redirect

Published 2026-07-21 · last modified 2026-10-24.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (14.3th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Universal Software Inc. Flexcity — versions 5.536.0

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0593 (government-resource)

Frequently asked questions

What is CVE-2026-8284?: CVE-2026-8284 is a medium-severity vulnerability in Universal Software Inc. Flexcity, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2026-07-21.
How severe is CVE-2026-8284?: Medium severity. CVSS v3 base score is 6.1 out of 10.