WORDPRESS · AUGUST 2026 · EARLY WARNING

Jawn WordPress Theme Privilege Escalation Vulnerability

EARLY WARNING · UNCONFIRMED. This page describes a developing threat that 0Day surfaced from early signals and has not yet independently confirmed. Details may change. Always verify against the primary sources before acting.
Severity
CRITICAL
CVSS
9.8
Affected component
jawn theme (wordpress)
Patched version
Not yet available
CVE-2026-78477

An early warning has been issued for a critical vulnerability in the Jawn theme for WordPress. The vulnerability, tracked as CVE-2026-78477, affects all versions up to and including 1.4.2.

What happened

The Jawn theme for WordPress is reportedly vulnerable to Privilege Escalation in all versions up to, and including, 1.4.2. This vulnerability allows unauthenticated attackers to elevate their privileges to that of an administrator. The vulnerability is under investigation and has not been exploited in the wild as of the latest reports.

The vulnerability was first flagged on 2026-08-25T06:19:01.147000+00:00. The severity of this vulnerability is rated as CRITICAL with a CVSS score of 9.8. The vulnerability is tracked under CVE-2026-78477.

What to do about it

How 0Day would have caught this

MATCHED TO YOUR ACTUAL DEPENDENCY GRAPH0Day matches every incoming threat signal against your GitHub organization’s full dependency graph, including transitive dependencies. If jawn theme is anywhere in your dependency tree, the engineers who own the affected repositories get a push alert the moment it is flagged — no manual audit to remember to run.

Read how this differs from waiting on a scanner to catch a known advisory, or see the exact, read-only access 0Day needs to do this for an organization.

Frequently asked questions

Am I affected?

If you are using the Jawn theme for WordPress and your version is <=1.4.2, you are potentially affected.

What should I do right now?

Monitor the primary sources for updates on the vulnerability. If you are using the Jawn theme, assess your version and consider alternative security measures until a fix is available.

When will a fix be available?

No official fix has been published yet. Monitor the sources below for updates on a patched version.

Sources

Join the 0Day waitlist →

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