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CVE-2021-34639

HIGHCVSS 8.8/10EPSS 0.58%

Last modified

CVE-2021-34639 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Authenticated File Upload in WordPress Download Manager <= 3.1.24 allows authenticated (Author+) users to upload files with a double extension, e.g. "payload.php.png" which is executable in some configurations. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

Authenticated File Upload in WordPress Download Manager <= 3.1.24 allows authenticated (Author+) users to upload files with a double extension, e.g. "payload.php.png" which is executable in some configurations. This issue affects: WordPress Download Manager version 3.1.24 and prior versions.

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
0.58%

43.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
W3edenDownload Manager<= 3.1.24

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-34639?
Authenticated File Upload in WordPress Download Manager <= 3.1.24 allows authenticated (Author+) users to upload files with a double extension, e.g. "payload.php.png" which is executable in some configurations. This issue affects: WordPress Download Manager version 3.1.24 and prior versions.
How severe is CVE-2021-34639?
CVE-2021-34639 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34639?
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-2021-34639?

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

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Source: NVD / NIST