CVE-2021-46116 File upload in n/a

High 7.2 Published 26 Jan 2022 Updated 9 Jul 2026

Attackers can achieve remote code execution by uploading malicious templates via the admin panel in JPress.

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

What is CVE-2021-46116?

CVE-2021-46116 is a high-severity vulnerability in n/a, published on 26 Jan 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

jpress 4.2.0 is vulnerable to remote code execution via io.jpress.web.admin._TemplateController#doInstall. The admin panel provides a function through which attackers can install templates and inject some malicious code.

Weakness: CWE-434

Which versions are affected by CVE-2021-46116?

It affects 1 product.

Products include Jpress Jpress.

How do I fix CVE-2021-46116?

No fix has been published for CVE-2021-46116 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-46116 being exploited?

There is no known exploitation of CVE-2021-46116 in the wild and no public exploit code.

Sources

Also known as GHSA-rgw4-gm63-wqh6.