CVE-2021-24788
Batch Cat <= 0.3 - Subscriber+ Arbitrary Categories Add/Set/Delete to Posts
The Batch Cat WordPress plugin through 0.3 defines 3 custom AJAX actions, which both require authentication but are available for all roles. As a result, any authenticated user (including simple subscribers) can add/set/delete arbitrary categories to posts.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Batch Cat WordPress plugin through 0.3 defines 3 custom AJAX actions, which both require authentication but are available for all roles. As a result, any authenticated user (including simple subscribers) can add/set/delete arbitrary categories to posts.
- Record
CVE-2021-24788- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
CVE ListNo score
Batch Cat <= 0.3 - Subscriber+ Arbitrary Categories Add/Set/Delete to Posts
The Batch Cat WordPress plugin through 0.3 defines 3 custom AJAX actions, which both require authentication but are available for all roles. As a result, any authenticated user (including simple subscribers) can add/set/delete arbitrary categories to posts.
- Record
CVE-2021-24788- Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2021-11700No score
The Batch Cat WordPress plugin through 0.3 defines 3 custom AJAX actions, which both require authentication but are available for all roles. As a result, any authenticated user (including simple subscribers) can add/set/delete arbitrary categories to posts.
- Record
EUVD-2021-11700- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g5wv-3834-5hw2
The Batch Cat WordPress plugin through 0.3 defines 3 custom AJAX actions, which both require...
The Batch Cat WordPress plugin through 0.3 defines 3 custom AJAX actions, which both require authentication but are available for all roles. As a result, any authenticated user (including simple subscribers) can add/set/delete arbitrary categories to posts.
- Record
GHSA-g5wv-3834-5hw2- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-284, CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-24788 is a medium vulnerability (CVSS 6.5) in Batch Cat Project Cat, published November 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 60th percentile. No source names a fixed version.