CVE-2021-42362

Public Exploit
WordPress Popular Posts <= 5.3.2 Authenticated Arbitrary File Upload

Description

The WordPress Popular Posts WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/src/Image.php file which makes it possible for attackers with contributor level access and above to upload malicious files that can be used to obtain remote code execution, in versions up to and including 5.3.2.

Remediation

Solution:

  • Update to version 5.3.3 or newer.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 84.50% Top 5%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory nintechnet.com Third-Party Advisory wordpress.org Third-Party Advisory wpscan.com Third-Party Advisory wordfence.com
Affected: WordPress Popular Posts WordPress Popular Posts
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2021-42362?
CVE-2021-42362 has been scored as a high severity vulnerability.
How to fix CVE-2021-42362?
To fix CVE-2021-42362: Update to version 5.3.3 or newer.
Is CVE-2021-42362 being actively exploited in the wild?
It is possible that CVE-2021-42362 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~85% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-42362?
CVE-2021-42362 affects WordPress Popular Posts WordPress Popular Posts.
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