Auth bypass in Themeatelier Domain For Sale

CVE-2026-89023

ThemeAtelier Domain For Sale plugin for WordPress before 3.5.2 contains a missing authorization vulnerability in its REST API endpoints that allows unauthenticated attackers to access and manipulate protected resources. Attackers can retrieve stored offer records, delete arbitrary offers by numeric identifier, and access dashboard statistics to disclose bidder contact information, offer details, messages, verification tokens, and business data.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (32.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-89023: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-89023?
CVE-2026-89023 is a high-severity vulnerability in Themeatelier Domain For Sale, classified under Missing Authorization. CVSS score: 8.6/10. Published 2026-09-14.
How severe is CVE-2026-89023?
High severity. CVSS v3 base score is 8.6 out of 10.