CVE-2026-19077
Copy & Delete Posts < 1.5.5 - Authenticated Arbitrary Post Deletion via Missing Object-Level Authorization
The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site, including those belonging to other users.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Copy & Delete Posts < 1.5.5 - Authenticated Arbitrary Post Deletion via Missing Object-Level Authorization
The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site, including those belonging to other users.
- Record
CVE-2026-19077- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-639
- Updated
- 2026-11-02
EUVDEUVD-2026-55000
The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site, including those belonging to other users.
- Record
EUVD-2026-55000- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-47f8-4hph-5246
The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks...
The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site, including those belonging to other users.
- Record
GHSA-47f8-4hph-5246- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-639
- Updated
- 2026-11-02
NVD
The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site, including those belonging to other users.
- Record
CVE-2026-19077- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-639
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-19077 is a medium vulnerability (CVSS 6.5) in Copydeleteposts Duplicate Post, published August 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.