CVE-2025-12563
Blog2Social: Social Media Auto Post & Scheduler <= 8.6.0 - Incorrect Authorization to Video File Upload
Description
The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to limited file upload due to an incorrect capability check on theuploadVideo() function in all versions up to, and including, 8.6.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload mp4 files to the 'wp-content/uploads/<YYYY>/<MM>/' directory.
INFO
Published Date :
Nov. 6, 2025, 5:16 a.m.
Last Modified :
Nov. 6, 2025, 7:45 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update the Blog2Social plugin to version 8.6.1 or later.
- Remove any unauthorized mp4 files from the uploads directory.
- Verify file upload restrictions are enforced correctly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-12563.
| URL | Resource |
|---|---|
| https://plugins.trac.wordpress.org/changeset/3389636/blog2social | |
| https://www.wordfence.com/threat-intel/vulnerabilities/id/3710f139-0f17-426c-b48c-4c42ae4bab5f?source=cve |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-12563 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-12563
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-12563 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-12563 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Nov. 06, 2025
Action Type Old Value New Value Added Description The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to limited file upload due to an incorrect capability check on theuploadVideo() function in all versions up to, and including, 8.6.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload mp4 files to the 'wp-content/uploads/<YYYY>/<MM>/' directory. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-862 Added Reference https://plugins.trac.wordpress.org/changeset/3389636/blog2social Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/3710f139-0f17-426c-b48c-4c42ae4bab5f?source=cve