How severe is CVE-2026-4815?

CVE-2026-4815 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-2026-4815 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4815?

CVE-2026-4815 affects Schiocco Support Board. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-4815?

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.

Does CVE-2026-4815 have an EU (EUVD) identifier?

Yes. CVE-2026-4815 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-15415.

When was CVE-2026-4815 published?

CVE-2026-4815 was published on 2026-03-25 and last updated on 2026-06-17.

CVE-2026-4815

CVE-2026-4815 is a high-severity vulnerability in Schiocco Support Board 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 v4: 8.7
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-15415
Weakness: CWE-89
Affected product: Schiocco Support Board
Published: 2026-03-25
Last modified: 2026-06-17

Description

A SQL Injection vulnerability has been found in Support Board v3.7.7. This vulnerability allows an attacker to retrieve, create, update and delete database via 'calls[0][message_ids][]' parameter in '/supportboard/include/ajax.php' endpoint.

Frequently asked questions

What is CVE-2026-4815?: A SQL Injection vulnerability has been found in Support Board v3.7.7. This vulnerability allows an attacker to retrieve, create, update and delete database via 'calls[0][message_ids][]' parameter in '/supportboard/include/ajax.php' endpoint.
How severe is CVE-2026-4815?: CVE-2026-4815 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-2026-4815 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-4815?: CVE-2026-4815 affects Schiocco Support Board. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-4815?: 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.
Does CVE-2026-4815 have an EU (EUVD) identifier?: Yes. CVE-2026-4815 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-15415.
When was CVE-2026-4815 published?: CVE-2026-4815 was published on 2026-03-25 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-support-board-schiocco

Affected products (1)

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

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