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CVE-2023-1166

MEDIUMCVSS 4.8/10EPSS 0.48%

Last modified

CVE-2023-1166 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. The USM-Premium WordPress plugin before 16.3 does not sanitize 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).. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

The USM-Premium WordPress plugin before 16.3 does not sanitize 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).

Metrics

CVSS 3.1
4.8/10

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

EPSS Probability
0.48%

37.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
UltimatelysocialUsm Premium< 16.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-1166?
The USM-Premium WordPress plugin before 16.3 does not sanitize 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).
How severe is CVE-2023-1166?
CVE-2023-1166 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.
How do I fix CVE-2023-1166?
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-2023-1166?

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

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Source: NVD / NIST