How severe is CVE-2021-24823?

CVE-2021-24823 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2021-24823 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24823?

CVE-2021-24823 affects Schiocco Support Board. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24823?

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-2021-24823 published?

CVE-2021-24823 was published on 2022-02-28 and last updated on 2026-06-17.

CVE-2021-24823

CVE-2021-24823 is a high-severity vulnerability in Schiocco Support Board with a CVSS 3.x base score of 8.1. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.9
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Schiocco Support Board
Published: 2022-02-28
Last modified: 2026-06-17

Description

The Support Board WordPress plugin before 3.3.6 does not have any CSRF checks in actions handled by the include/ajax.php file, which could allow attackers to make logged in users do unwanted actions. For example, make an admin delete arbitrary files

Frequently asked questions

What is CVE-2021-24823?: The Support Board WordPress plugin before 3.3.6 does not have any CSRF checks in actions handled by the include/ajax.php file, which could allow attackers to make logged in users do unwanted actions. For example, make an admin delete arbitrary files
How severe is CVE-2021-24823?: CVE-2021-24823 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2021-24823 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24823?: CVE-2021-24823 affects Schiocco Support Board. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24823?: 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-2021-24823 published?: CVE-2021-24823 was published on 2022-02-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:schiocco:support_board:*:*:*:*:*:wordpress:*:*

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