CVE-2023-27419 WordPress Viable blog Theme <= 1.1.4 is vulnerable to Cross Site Scripting (XSS)

Q: What is CVE-2023-27419?

CVE-2023-27419 is a high-severity cross-site scripting vulnerability in Everest themes Viable Blog, published on 10 May 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Q: Is CVE-2023-27419 being exploited?

There is no known exploitation of CVE-2023-27419 in the wild and no public exploit code.

Q: How do I fix CVE-2023-27419?

No fix has been published for CVE-2023-27419 yet. Limit exposure of the affected software until one is available.

High 7.1 Published 10 May 2023 Updated 28 Apr 2026

Unauthenticated attackers can inject malicious scripts via reflected XSS in the Viable Blog theme, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-27419?

CVE-2023-27419 is a high-severity cross-site scripting vulnerability in Everest themes Viable Blog, published on 10 May 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Everest themes Viable Blog theme <= 1.1.4 versions.

Weakness: CWE-79

Which versions are affected by CVE-2023-27419?

It affects 1 product.

Products include Everestthemes Viable Blog.

How do I fix CVE-2023-27419?

No fix has been published for CVE-2023-27419 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-27419 being exploited?