CVE-2026-81779 WordPress Newspapers X theme 1.0.46-1.0.48 - Backdoor vulnerability

Critical 10.0 Published Updated

A backdoor in the Newspapers X WordPress theme allows attackers to implant malicious software and execute arbitrary code.

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-2026-81779?

CVE-2026-81779 is a critical vulnerability in Silk Themes Newspapers X, published on 31 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper Validation of Specified Quantity in Input vulnerability in Silk Themes Newspapers X allows Malicious Software Implanted.

This issue affects Newspapers X: from 1.0.46 through 1.0.48.

Weakness: CWE-1284

Which versions are affected by CVE-2026-81779?

How do I fix CVE-2026-81779?

No fix has been published for CVE-2026-81779 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-81779 being exploited?

There is no known exploitation of CVE-2026-81779 in the wild and no public exploit code.

Sources

Also known as GHSA-g37c-r8pg-6jqx.

Is CVE-2026-81779 in your software?

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