How severe is CVE-2023-5874?

CVE-2023-5874 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-5874 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5874?

CVE-2023-5874 affects Ays-pro Popup Box. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5874?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-5874 published?

CVE-2023-5874 was published on 2023-12-04 and last updated on 2026-06-17.

CVE-2023-5874

CVE-2023-5874 is a medium-severity vulnerability in Ays-pro Popup Box with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ays-pro Popup Box
Published: 2023-12-04
Last modified: 2026-06-17

Description

The Popup box WordPress plugin before 3.8.6 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)

Frequently asked questions

What is CVE-2023-5874?: The Popup box WordPress plugin before 3.8.6 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)
How severe is CVE-2023-5874?: CVE-2023-5874 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-5874 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5874?: CVE-2023-5874 affects Ays-pro Popup Box. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5874?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5874 published?: CVE-2023-5874 was published on 2023-12-04 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/ebe3e873-1259-43b9-a027-daa4dbd937f3

Affected products (1)

cpe:2.3:a:ays-pro:popup_box:*:*:*:*:*:wordpress:*:*

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