CVE-2026-9767 The School Management <= 5.4 - Authenticated (Custom+) SQL Injection via 'order[0][dir]' Parameter

Medium 6.5 Published Updated

Authenticated attackers can exploit SQL injection in the School Management plugin to extract sensitive database information via the order parameter.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-9767?

CVE-2026-9767 is a medium-severity SQL injection vulnerability in weblizar The School Management – Education & Learning ERP, published on 16 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The The School Management – Education & Learning ERP plugin for WordPress is vulnerable to generic SQL Injection via 'order[0][dir]' Parameter in all versions up to, and including, 5.4 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with custom-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. This vulnerability is replicated across seven or more AJAX handlers including wlsm-fetch-staff-classes, wlsm-fetch-notices, wlsm-fetch-subjects, wlsm-fetch-inquiries, wlsm-fetch-staff-employee, and wlsm-fetch-payments, and the missing nonce verification on several of these handlers also enables CSRF-chained exploitation.

Weakness: CWE-89

Which versions are affected by CVE-2026-9767?

How do I fix CVE-2026-9767?

No fix has been published for CVE-2026-9767 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2026-9767 being exploited?

There is no known exploitation of CVE-2026-9767 in the wild and no public exploit code.

Sources

Also known as GHSA-mjq3-78vf-6gv2.

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