What caused the widespread outages at many of Expedia Group properties this weekend? The company initially attributed them to “maintenance” but provided a different explanation Monday:
“Expedia Group performs regular updates and changes to its systems, which is a complex and involved process,” the company told Skift. “Yesterday, we did experience an outage caused by a backend software issue. We were able to bring our systems back online quickly and we are continuing to monitor the situation. We also have measures in place to minimize the risk of something like this happening again.”
Skift reported Sunday that many of Expedia Group websites around the world went down, including Expedia.com, Hotels.com, Vrbo, Orbitz, Travelocity, WotIf, and eBookers. All of those sites are on a common backend technology stack.
Sister brand Hotwire, which is on a different tech platform, remained up and running.
A source familiar with what went wrong confirmed it was an “an expired root…