CVE-2023-1886 Authentication Bypass by Capture-replay in thorsten/phpmyfaq

High 7.3 Published 5 Apr 2023 Updated 10 Feb 2025

Attackers can bypass authentication in phpMyFAQ by replaying captured network traffic, allowing unauthorized access to user accounts.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2023-1886?

CVE-2023-1886 is a high-severity authentication bypass vulnerability in Phpmyfaq Phpmyfaq, published on 5 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Authentication Bypass by Capture-replay in GitHub repository thorsten/phpmyfaq prior to 3.1.12.

Weakness: CWE-294

Which versions are affected by CVE-2023-1886?

2 open source packages ship an affected version, including thorsten/phpmyfaq. It affects 1 product.

Package	Affected	Fixed in
`thorsten/phpmyfaq` Packagist	All versions	`3.1.12`
`thorsten/phpmyfaq` Packagist	All versions	`3.1.12`

Products include Phpmyfaq Phpmyfaq.

How do I fix CVE-2023-1886?

Upgrade thorsten/phpmyfaq to 3.1.12 or later.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-1886 being exploited?

There is no known exploitation of CVE-2023-1886 in the wild and no public exploit code.

All Phpmyfaq Phpmyfaq vulnerabilities

Sources

Also known as GHSA-4cr4-x82x-hwm9.