CVE-2023-4819

Name: CVE-2023-4819
Creator: NVD / NIST
Published: 2023-10-16T20:15:16.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2023-4819 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Shared Files WordPress plugin before 1.7.6 does not return the right Content-Type header for the specified uploaded file. Therefore, an attacker can upload an allowed file extension injected with malicious scripts.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

The Shared Files WordPress plugin before 1.7.6 does not return the right Content-Type header for the specified uploaded file. Therefore, an attacker can upload an allowed file extension injected with malicious scripts.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.42%

33.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Tammersoft	Shared Files	< 1.7.6

References

https://wpscan.com/vulnerability/4423b023-cf4a-46cb-b314-7a09ac08b29aExploit, Third Party Advisory
https://wpscan.com/vulnerability/4423b023-cf4a-46cb-b314-7a09ac08b29aExploit, Third Party Advisory

Timeline

Published: Oct 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4819?

How severe is CVE-2023-4819?

CVE-2023-4819 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4819?

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-2023-4819?

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

Scan your code now

Source: NVD / NIST