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Wordfence Research and News
Category: WordPress Security
Reflected XSS in Spam protection, AntiSpam, FireWall by CleanTalk
Update – after this article was published, Denis Shagimuratov of CleanTalk reached out to us on Twitter.
Increase In Malware Sightings on GoDaddy Managed Hosting
Today, March 15, 2022, The Wordfence Incident Response team alerted our Threat Intelligence team to an increase in infected websites hosted on GoDaddy’s Managed WordPress service, which includes MediaTemple, tsoHost, 123Reg, Domain Factory, Heart Internet, and Host Europe Managed WordPress sites.
WordPress 5.9.2 Security Update Fixes XSS and Prototype Pollution Vulnerabilities
Last night, just after 6pm Pacific time, on Thursday March 10, 2022, the WordPress core team released WordPress version 5.9.2, which contains security patches for a high-severity vulnerability as well as two medium-severity issues.
We’re Now Blocking 10,000 Requests Per Hour in Ukraine From Known Malicious IPs
48 hours ago we deployed our commercial real-time threat intelligence automatically, and for free, to all Ukrainian websites with the .UA top-level domain.
Ukraine Universities Hacked As Russian Invasion Started
Note: This article has been updated to reflect that the hosting provider “Njalla”, which routed the malicious traffic involved in this attack, is based in Sweden, not in Finland, although IP geolocation data indicates that the specific server that the traffic transited may be based in Finland.
Stored Cross-Site Scripting Vulnerability Patched in a WordPress Photo Gallery Plugin
On November 11, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Photoswipe Masonry Gallery”, a WordPress plugin that is installed on over 10,000 sites.
Entering a Higher State of Vigilance – Ukraine Under Attack
It appears that Russia has just commenced the invasion of Ukraine.
Reflected XSS in Header Footer Code Manager
On February 15, 2022, the Wordfence Threat Intelligence team responsibly disclosed a reflected Cross-Site Scripting (XSS) vulnerability in Header Footer Code Manager, a WordPress plugin with over 300,000 installations.
Vulnerability in UpdraftPlus Allowed Subscribers to Download Sensitive Backups
Update: a previous version of this article indicated that an attacker would need to begin their attack when a backup was in progress, and would need to guess the appropriate timestamp to download a backup.
Reflected Cross-Site Scripting Vulnerability Patched in WordPress Profile Builder Plugin
On January 4, 2022 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Profile Builder – User Profile & User Registration Forms”, a WordPress plugin that is installed on over 50,000 WordPress websites.
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