CVE-2026-87844: Auth Bypass (CVSS 5.3)

Description

The PickPlugins Product Designer for WooCommerce WordPress plugin through 1.0.40 does not perform any capability check and its nonce verification is inverted, accepting requests with an invalid or absent nonce while rejecting valid ones, and it does not validate the post the data is written to, allowing unauthenticated users to insert design template data into the metadata of any post on the site.

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CVSS v3.1 Score

5.3

MEDIUM

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

EPSS — Exploit Prediction

0.0019

Probability of exploitation

0.08%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://wpscan.com/vulnerability/648c7a32-1fc8-44a9-8f52-3aab81a2de55/

Frequently Asked Questions

What is CVE-2026-87844? +

The PickPlugins Product Designer for WooCommerce WordPress plugin through 1.0.40 does not perform any capability check and its nonce verification is inverted, accepting requests with an invalid or absent nonce while rejecting valid ones, and it does not validate the post the data is written to, allowing unauthenticated users to insert design template data into the metadata of any post on the site. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-87844? +

CVE-2026-87844 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0019, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-87844? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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