CVE-2023-27842 Missing authorization in n/a

High 8.8 Published 21 Mar 2023 Updated 26 Feb 2025

Remote attackers can execute arbitrary code in Extplorer File Manager due to insecure permissions in the index.php component.

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-2023-27842?

CVE-2023-27842 is a high-severity missing authorization vulnerability in n/a, published on 21 Mar 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Insecure Permissions vulnerability found in Extplorer File manager eXtplorer v.2.1.15 allows a remote attacker to execute arbitrary code via the index.php compenent

Weakness: CWE-277

Which versions are affected by CVE-2023-27842?

It affects 1 product.

Products include Extplorer Extplorer.

How do I fix CVE-2023-27842?

No fix has been published for CVE-2023-27842 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-2023-27842 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-27842 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-r9mc-9qw4-qm7r, UBUNTU-CVE-2023-27842.