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CVE-2025-12563

MEDIUMCVSS 4.3/10EPSS 0.16%

Last modified

CVE-2025-12563 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.16%

5.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-12563?
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.
How severe is CVE-2025-12563?
CVE-2025-12563 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2025-12563?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-12563?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST