WordPress CMS installations are vulnerable to a PHP bug related to data unserialization (also known as deserialization), a security researcher has revealed at the start of the month.
Hackers have come up with a never-before-seen method of installing backdoored plugins on websites running the open-source WordPress CMS, and this new technique relies on using weakly protected WordPress.com accounts and the Jetpack plugin.
Questionable patching on the part of the WordPress CMS team has caused lots of headaches for WP site owners this week.
The campaign website of a controversial US politician was hacked last year and hosted Russian SEO spam, according to several sources.
Security researchers have discovered over 2,000 WordPress sites —possibly more— infected with a keylogger that's being loaded on the WordPress backend login page and a cryptojacking script (in-browser cryptocurrency miner) on their frontends.
The massive size of the WordPress plugins ecosystem is starting to show signs of rot, as yet another incident has been reported involving the sale of old abandoned plugins to new authors who immediately proceed to add a backdoor to the original code.
More than a year after revealing the presence of intentionally malicious code inside the source code of 14 WordPress plugins, experts warn that hundreds of sites are still using the boobytrapped components.
Over the course of the current week, WordPress sites around the globe have been the targets of a massive brute-force campaign during which hackers attempted to guess admin account logins in order to install a Monero miner on compromised sites.
A WordPress plugin installed on over 300,000 sites was recently modified to download and install a hidden backdoor. The WordPress team has intervened and removed this plugin from the official WordPress Plugins repository, also providing clean versions for affected customers.
A WordPress malware campaign that recently picked up steam last month is now using nulled (pirated) premium themes to infect new victims.
Nearly 5,500 WordPress sites are infected with a malicious script that logs keystrokes and sometimes loads an in-browser cryptocurrency miner.
Hackers have exploited three zero-days to install backdoors on WordPress sites, according to a security alert published minutes ago by WordPress security firm Wordfence.
A cyber-criminal has hidden the code for a PHP backdoor inside the source code of a WordPress plugin masquerading as a security tool named "X-WP-SPAM-SHIELD-PRO."
For the past two and a half months, a WordPress plugin named Display Widgets has been used to install a backdoor on WordPress sites across the Internet.
Experts from security firm Wordfence say they have observed a wave of web attacks that took aim at unfinished WordPress installations.
Security researchers from Sucuri have found hacked WordPress sites that were altered to secretly siphon off cookies for user and admin accounts to a rogue domain imitating the WordPress API.