How severe is CVE-2021-24399?

CVE-2021-24399 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-24399 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24399?

CVE-2021-24399 affects Ombu The Sorter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24399?

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-2021-24399 published?

CVE-2021-24399 was published on 2021-09-20 and last updated on 2026-06-17.

CVE-2021-24399

CVE-2021-24399 is a high-severity vulnerability in Ombu The Sorter with a CVSS 3.x base score of 7.2. 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 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Ombu The Sorter
Published: 2021-09-20
Last modified: 2026-06-17

Description

The check_order function of The Sorter WordPress plugin through 1.0 uses an `area_id` parameter which is not sanitised, escaped or validated before inserting to a SQL statement, leading to SQL injection.

Frequently asked questions

What is CVE-2021-24399?: The check_order function of The Sorter WordPress plugin through 1.0 uses an `area_id` parameter which is not sanitised, escaped or validated before inserting to a SQL statement, leading to SQL injection.
How severe is CVE-2021-24399?: CVE-2021-24399 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-24399 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24399?: CVE-2021-24399 affects Ombu The Sorter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24399?: 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-2021-24399 published?: CVE-2021-24399 was published on 2021-09-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ombu:the_sorter:*:*:*:*:*:wordpress:*:*

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