CVE-2023-51507 WordPress Quiz And Survey Master plugin <= 8.1.16 - Broken Access Control vulnerability

Q: What is CVE-2023-51507?

CVE-2023-51507 is a medium-severity missing authorization vulnerability in ExpressTech Quiz And Survey Master, published on 14 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Q: Is CVE-2023-51507 being exploited?

There is no known exploitation of CVE-2023-51507 in the wild and no public exploit code.

Q: How do I fix CVE-2023-51507?

No fix has been published for CVE-2023-51507 yet. Limit exposure of the affected software until one is available.

Medium 5.3 Published 14 Jun 2024 Updated 28 Apr 2026

Attackers can bypass authorization checks in the Quiz And Survey Master plugin to access restricted functionality without proper permissions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-51507?

CVE-2023-51507 is a medium-severity missing authorization vulnerability in ExpressTech Quiz And Survey Master, published on 14 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Missing Authorization vulnerability in ExpressTech Quiz And Survey Master.This issue affects Quiz And Survey Master: from n/a through 8.1.16.

Weakness: CWE-862

Which versions are affected by CVE-2023-51507?

It affects 1 product.

Products include Expresstech Quiz and Survey Master.

How do I fix CVE-2023-51507?

No fix has been published for CVE-2023-51507 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-51507 being exploited?

There is no known exploitation of CVE-2023-51507 in the wild and no public exploit code.

Sources

Also known as GHSA-xr7x-6c7p-2fw4.