How severe is CVE-2021-24458?

CVE-2021-24458 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-24458 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24458?

CVE-2021-24458 affects Ays-pro Popup Box. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24458?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-24458 published?

CVE-2021-24458 was published on 2021-08-02 and last updated on 2026-06-17.

CVE-2021-24458

CVE-2021-24458 is a high-severity vulnerability in Ays-pro Popup Box with a CVSS 3.x base score of 8.8. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Ays-pro Popup Box
Published: 2021-08-02
Last modified: 2026-06-17

Description

The get_ays_popupboxes() and get_popup_categories() functions of the Popup box WordPress plugin before 2.3.4 did not use whitelist or validate the orderby parameter before using it in SQL statements passed to the get_results() DB calls, leading to SQL injection issues in the admin dashboard

Frequently asked questions

What is CVE-2021-24458?: The get_ays_popupboxes() and get_popup_categories() functions of the Popup box WordPress plugin before 2.3.4 did not use whitelist or validate the orderby parameter before using it in SQL statements passed to the get_results() DB calls, leading to SQL injection issues in the admin dashboard
How severe is CVE-2021-24458?: CVE-2021-24458 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-24458 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24458?: CVE-2021-24458 affects Ays-pro Popup Box. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24458?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-24458 published?: CVE-2021-24458 was published on 2021-08-02 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/8a588266-54cd-4779-adcf-f9b9e226c297

Affected products (1)

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

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