CVE-2023-1911

Name: CVE-2023-1911
Creator: NVD / NIST
Published: 2023-05-02T08:15:10.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2023-1911 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The Blocksy Companion WordPress plugin before 1.8.82 does not ensure that posts to be accessed via a shortcode are already public and can be viewed, allowing any authenticated users, such as subscriber to access draft posts for example. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

The Blocksy Companion WordPress plugin before 1.8.82 does not ensure that posts to be accessed via a shortcode are already public and can be viewed, allowing any authenticated users, such as subscriber to access draft posts for example

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.55%

41.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Creativethemes	Blocksy Companion	< 1.8.82

References

https://wpscan.com/vulnerability/e7c52af0-b210-4e7d-a5e0-ee0645ddc08cExploit, Third Party Advisory
https://wpscan.com/vulnerability/e7c52af0-b210-4e7d-a5e0-ee0645ddc08cExploit, Third Party Advisory

Timeline

Published: May 2, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-1911?

How severe is CVE-2023-1911?

CVE-2023-1911 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2023-1911?

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-2023-1911?

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

Scan your code now

Source: NVD / NIST