CVE-2023-0890: Shortcodes Ultimate < 5.12.8 - Subscriber+ Arbitrary Post Access

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-03-20 · updated 2026-06-17
Weakness: CWE-862

Description

The WordPress Shortcodes Plugin — Shortcodes Ultimate WordPress plugin before 5.12.8 does not ensure that posts to be displayed via some shortcodes are already public and can be accessed by the user making the request, allowing any authenticated users such as subscriber to view draft, private or even password protected posts. It is also possible to leak the password of protected posts

Affected products

gn_themes WP Shortcodes Plugin — Shortcodes Ultimate: before 5.12.8 — fixed in 5.12.8

How to fix

Upgrade to a fixed version: gn_themes WP Shortcodes Plugin — Shortcodes Ultimate 5.12.8. Check the vendor advisory for mitigations.

References

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