CVE-2026-85658: Code Injection (CVSS 8.1)

Description

The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 4.17.2 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for authenticated attackers, with subscriber-level access and above, to execute arbitrary shortcodes.

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CVSS v3.1 Score

8.1

HIGH

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

EPSS — Exploit Prediction

0.0065

Probability of exploitation

0.50%

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-94 CWE-94

References

Other References

https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.17.2/src/Classes/EditUserProfile.php#L337 https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.17.2/src/Functions/GlobalFunctions.php#L1715 https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.17.2/src/ShortcodeParser/Builder/FrontendProfileBuilder.php#L339 https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.17.2/src/ShortcodeParser/FrontendProfileTag.php#L133 https://plugins.trac.wordpress.org/browser/wp-user-avatar/tags/4.17.2/src/Themes/DragDrop/ProfileFieldListing.php#L146 https://plugins.trac.wordpress.org/changeset/3682604/wp-user-avatar/trunk/src/ShortcodeParser/Builder/FrontendProfileBuilder.php https://plugins.trac.wordpress.org/changeset?reponame=&new=3682619%40wp-user-avatar%2Ftags%2F4.17.3&old=3666803%40wp-user-avatar%2Ftags%2F4.17.2 https://www.wordfence.com/threat-intel/vulnerabilities/id/b8486d1d-8a76-446e-867b-8db32499ebf8?source=cve

Frequently Asked Questions

What is CVE-2026-85658? +

The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 4.17.2 This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for authenticated attackers, with subscriber-level access and above, to execute arbitrary shortcodes. It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2026-85658? +

CVE-2026-85658 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0065, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-85658? +

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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