Hackers Hijacked DebugBear’s DNS To Serve Malicious JavaScript via @sejournal, @vahandev

  Marketing, Rassegna Stampa, Security, SEO
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  • Malicious JavaScript was found in DebugBear’s monitoring script on October 29, 2026. DebugBear later confirmed that attackers had compromised its DNS records.
  • DebugBear told customers to remove its Real User Monitoring script from their websites.
  • SEO teams should ask developers and security staff to check for unauthorized access, malicious changes and backdoors.

DebugBear, a Real User Monitoring tool widely used by SEO experts, reported an attack. Site owners must remove its script and check for unauthorized access.

https://www.searchenginejournal.com/debugbear-rum-attack-seo-site-owner-actions/595412/