Critical Vulnerability in Premium WordPress Themes Allows for Site Takeover

Privilege escalation flaw discovered in the Jupiter and JupiterX Core Plugin affects more than 90,000 sites.

A critical privilege escalation flaw found in two themes used by more than 90,000 WordPress sites can allow threat actors to take over the sites completely, researchers have found.

WordFence Threat Intelligence Team researcher Ramuel Gall discovered the flaw, one of five vulnerabilities he found between early April and early May in the Jupiter and JupiterX Premium WordPress themes, he revealed in a blog post published Wednesday.

One of the flaws—tracked as CVE-2022-1654 and rated as 9.9, or critical on the CVSS–allows for “any authenticated attacker, including a subscriber or customer-level attacker, to gain administrative privileges and completely take over any site running either the Jupiter Theme or JupiterX Core Plugin,” he wrote. The plugin is required to run the JupiterX theme.

Affected versions of the themes are: Jupiter Theme 6.10.1 or earlier, and JupiterX Core Plugin 2.0.7 or earlier.

WordFence finished their investigation of most of flaws on April 5 and reported them to the Jupiter and JupiterX theme developer ArtBees on the same day; on May 3 they notified the developer of an additional Jupiter theme

Read More: