Auth bypass in Duplicate Post

CVE-2026-19085

The Duplicate Post WordPress plugin before 1.5.6 does not check that a user may read the content of a post before duplicating it, allowing users with a delegated role to republish another user's password-protected post as publicly readable.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.5% 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-2026-19085: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

  • Duplicate Post

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19085?
CVE-2026-19085 is a low-severity vulnerability in Duplicate Post, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 2.7/10. Published 2026-08-21.
How severe is CVE-2026-19085?
Low severity. CVSS v3 base score is 2.7 out of 10.