CVE-2023-3129: URL Shortify < 1.7.0 - Admin+ Cross Site Scripting

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-07-10 · updated 2026-06-17

Description

The URL Shortify WordPress plugin before 1.7.0 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

URL Shortify: before 1.7.0 — fixed in 1.7.0

How to fix

Upgrade to a fixed version: URL Shortify 1.7.0. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/5717d729-c24b-4415-bb99-fcdd259328c4
https://wpscan.com/vulnerability/5717d729-c24b-4415-bb99-fcdd259328c4

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