WordPress Plugin Jetpack Patches Main Vulnerability Affecting 27 Million Websites


WordPress Plugin Jetpack

The maintainers of the Jetpack WordPress plugin have launched a safety replace to remediate a important vulnerability that would enable logged-in customers to entry varieties submitted by others on a web site.

Jetpack, owned by WordPress maker Automattic, is an all-in-one plugin that provides a complete suite of instruments to enhance web site security, efficiency, and site visitors progress. It is used on 27 million WordPress websites, according to its website.

The problem is claimed to have been recognized by Jetpack throughout an inner safety audit and has persevered since model 3.9.9, launched in 2016.

Cybersecurity

The vulnerability resides within the Contact Type function in Jetpack, and “could possibly be utilized by any logged in customers on a web site to learn varieties submitted by guests on the positioning,” Jetpack’s Jeremy Herve said.

Jetpack mentioned it is labored intently with the WordPress.org Safety Staff to robotically replace the plugin to a protected model on put in websites.

The shortcoming has been addressed within the following 101 completely different variations of Jetpack –

13.9.1, 13.8.2, 13.7.1, 13.6.1, 13.5.1, 13.4.4, 13.3.2, 13.2.3, 13.1.4, 13.0.1, 12.9.4, 12.8.2, 12.7.2, 12.6.3, 12.5.1, 12.4.1, 12.3.1, 12.2.2, 12.1.2, 12.0.2, 11.9.3, 11.8.6, 11.7.3, 11.6.2, 11.5.3, 11.4.2, 11.3.4, 11.2.2, 11.1.4, 11.0.2, 10.9.3, 10.8.2, 10.7.2, 10.6.2, 10.5.3, 10.4.2, 10.3.2, 10.2.3, 10.1.2, 10.0.2, 9.9.3, 9.8.3, 9.7.3, 9.6.4, 9.5.5, 9.4.4, 9.3.5, 9.2.4, 9.1.3, 9.0.5, 8.9.4, 8.8.5, 8.7.4, 8.6.4, 8.5.3, 8.4.5, 8.3.3, 8.2.6, 8.1.4, 8.0.3, 7.9.4, 7.8.4, 7.7.6, 7.6.4, 7.5.7, 7.4.5, 7.3.5, 7.2.5, 7.1.5, 7.0.5, 6.9.4, 6.8.5, 6.7.4, 6.6.5, 6.5.4, 6.4.6, 6.3.7, 6.2.5, 6.1.5, 6.0.4, 5.9.4, 5.8.4, 5.7.5, 5.6.5, 5.5.5, 5.4.4, 5.3.4, 5.2.5, 5.1.4, 5.0.3, 4.9.3, 4.8.5, 4.7.4, 4.6.3, 4.5.3, 4.4.5, 4.3.5, 4.2.5, 4.1.4, 4.0.7, 3.9.10

Whereas there isn’t any proof that the vulnerability has ever been exploited within the wild, there’s a probability that it could possibly be abused going ahead in mild of public disclosure.

It is value noting that Jetpack rolled out similar fixes for an additional important flaw within the Jetpack plugin in June 2023 that had been current since November 2012.

The event comes amid an ongoing dispute between WordPress founder Matt Mullenweg and internet hosting supplier WP Engine, with WordPress.org taking management of the latter’s Superior Customized Fields (ACF) plugin to create its own fork known as Safe Customized Fields.

“SCF has been up to date to take away business upsells and repair a safety drawback,” Mullenweg said. “This replace is as minimal as attainable to repair the safety concern.”

WordPress didn’t disclose the precise nature of the safety drawback, however mentioned it has to do with $_REQUEST. It additional mentioned the difficulty has been addressed in model 6.3.6.2 of Safe Customized Fields.

Cybersecurity

“Their code is at present insecure, and it’s a dereliction of their obligation to prospects for them to inform individuals to keep away from Safe Customized Fields till they repair their vulnerability,” WordPress noted. “We now have additionally notified them of this privately, however they didn’t reply.”

WP Engine, in a submit on X, claimed WordPress has by no means “unilaterally and forcibly” taken an actively developed plugin “from its creator with out consent.”

In response, WordPress mentioned “this has occurred a number of instances earlier than,” and that it reserves the right to disable or take away any plugin from the listing, take away developer entry to a plugin, or change it “with out developer consent” within the curiosity of public security.

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