How severe is CVE-2022-3059?

CVE-2022-3059 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2022-3059 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-3059?

CVE-2022-3059 affects Schoolbox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-3059?

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-2022-3059 published?

CVE-2022-3059 was published on 2022-10-31 and last updated on 2026-06-17.

CVE-2022-3059

CVE-2022-3059 is a high-severity vulnerability in Schoolbox with a CVSS 3.x base score of 8.6. 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 8.6)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Schoolbox
Published: 2022-10-31
Last modified: 2026-06-17

Description

The application was vulnerable to multiple instances of SQL injection (authenticated and unauthenticated) through a vulnerable parameter. Due to the stacked query support, complex SQL commands could be crafted and injected into the vulnerable parameter and using a sleep based inferential SQL injection it was possible to extract data from the database.

Frequently asked questions

What is CVE-2022-3059?: The application was vulnerable to multiple instances of SQL injection (authenticated and unauthenticated) through a vulnerable parameter. Due to the stacked query support, complex SQL commands could be crafted and injected into the vulnerable parameter and using a sleep based inferential SQL injection it was possible to extract data from the database.
How severe is CVE-2022-3059?: CVE-2022-3059 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2022-3059 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-3059?: CVE-2022-3059 affects Schoolbox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-3059?: 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-2022-3059 published?: CVE-2022-3059 was published on 2022-10-31 and last updated on 2026-06-17.

References

https://www.themissinglink.com.au/security-advisories/cve-2022-3059

Affected products (1)

cpe:2.3:a:schoolbox:schoolbox:21.0.2:*:*:*:*:*:*:*

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