Leave a Message

Thank you for your message. We will be in touch with you shortly.

Nationwide Cyberattack Disrupts Real Estate Industry

August 12, 2023

News

Nationwide Cyberattack Disrupts Real Estate Industry

In an unprecedented series of events, a nationwide cyberattack has crippled the Multiple Listing Services (MLS) across various regions in the United States. The attack has left tens of thousands of real estate agents scrambling and has put new home listings and sales on hold. 

The Cyberattack: An Alleged Ransomware Attack

  • Target and Nature: The cyberattack targeted Rapattoni Corp, a California-based company that provides software and data services for more than 100 MLSs nationwide. The attack is alleged to be a ransomware attack, meaning that the attackers are holding the system and data hostage until they are paid a ransom.
  • Ransom Dilemma: Even if the ransom is paid, there is no guarantee that the attackers will give the keys back to the owners of the systems. This adds a layer of complexity and uncertainty to the situation, as organizations must weigh the risks and ethical considerations of paying the ransom against the potential ongoing disruption.
  • Timing: The attack seems to have occurred late Tuesday or Wednesday, affecting various regions differently.
  • Extent: The attack has left MLSs down across the nation, with no clear ETA for a fix in some areas.

Impact on Real Estate Agents, Homebuyers, Appraisers, and Sellers

  • Inability to List Properties: Agents have been unable to list houses for sale, advertise open houses, or update listings as "sold" or "pending."
  • Sellers Shut Out: Sellers, especially those who were planning on listing their homes this week, are shut out due to the attack and are unable to launch their homes on the market. The real kicker is sellers who listed their homes just before the outage - they are unable to advertise and syndicate their open houses to the hundreds of sites the MLS links to. This situation has turned into a disaster for many, creating frustration and uncertainty in a market that is already challenged with low activity, high interest rates, and insurance issues.
  • Appraisers Unable to Complete Reports: The cyberattack has also had a significant impact on appraisers, who rely heavily on MLS data to complete their reports for banks.
  • Alternative Solutions: Some agents are resorting to social media, word of mouth, and temporary Facebook groups to spread information about new listings.

Regional Impacts

  • Bay Area: The ransomware cyber-attack left MLS down across the country, affecting new property listings and open houses. Agents spoke about the unfortunate timing of the MLS being down right before school begins and significant dates like Labor Day.
  • Cincinnati: Thousands of Real Estate Agents and homebuyers have been shut out of the local housing market in Cincinnati. The Cincinnati MLS, serving about 6,000 Real Estate Agents, was still down as of early Friday morning.
  • Nationwide: The attack has left tens of thousands of agents in affected MLSs unable to update listings. Rapattoni serves about 5% of US MLSs, focusing on organizations under 10,000 subscribers.

Concerns About Personal Information

  • Access to Credit Card Data: In addition to providing an MLS platform, Rapattoni provides association membership management software, leading to concerns about access to credit card data.
  • Privacy Measures: Some associations have taken steps to reassure members and encourage them to monitor their financial statements.

Moving Forward

  • Switching Providers: Some regions, like Cincinnati, are considering stepping up the timetable for switching to new vendors, such as New York-based Perchwell.
  • Community Support: Despite the challenges, there is a sense of community and support among Real Estate Agents, reflecting a strong sense of solidarity within the industry.

The ransomware attack on MLSs has shaken the real estate industry, but it's also shown its ability to adapt and pull together. Real estate professionals are finding creative ways to keep business moving, and efforts are in full swing to fix the issues. This is a developing story...

Articles Cited

  1. Bay Area Realty Agents Frustrated After Cyber Attack Hobbles MLS - Marin Independent Journal, August 11, 2023
  2. Cincinnati Real Estate Agents and Home Listings Put on Hold After Cincy MLS Hack - Cincinnati.com, August 11, 2023
  3. Rapattoni Hit with Ransomware Attack, Paralyzing MLSs and Agents - Inman.com, August 11, 2023

Recent Posts

Stay up to date on the latest trends

The $1 Million Question: Why AI Real Estate Platforms Optimize for the Wrong Outcome

Arrian Binnings  |  April 1, 2026

The hidden cost of “saving” on commission and why AI misses where real value is created.

April 2026 Events in San Francisco and Marin County

March 26, 2026

Your insider guide to what’s happening on both sides of the bridge!

News

Homebuyers are rushing back to San Francisco. Where are the sellers?

March 20, 2026

The SF Chronicle examines the return of buyer demand and the lack of sellers defining today’s market, with major tech IPOs on the horizon.

The Supply Squeeze Is Real, and the Tsunami Hasn't Even Arrived Yet

Arrian Binnings  |  March 18, 2026

Falling inventory, rising liquidity, and a looming IPO wave are reshaping the supply-demand equation in San Francisco housing.

News

AI Boom Sparks San Francisco Housing Rebound

March 16, 2026

The Wall Street Journal highlights San Francisco’s housing rebound, driven by AI-fueled demand and limited inventory, featuring the team's recent Pacific Heights sale.

News

How San Francisco's residential real estate scene became 'probably the hottest market in the U.S.'

March 9, 2026

The AI startup surge is fueling buyer demand and reshaping the city's housing market.

Before It Hits the Market: The Anatomy of a Successful Listing Launch

March 4, 2026

What sellers in San Francisco and Marin should know about timing, preparation, and positioning before going live.

News

Wish Lists of First-Time Homeowners

March 1, 2026

How kitchen design, outdoor living and practical upgrades are influencing today’s home purchase decisions.

March 2026 Events in San Francisco and Marin County

February 24, 2026

Your insider guide to what’s happening on both sides of the bridge!


​​​​​​From strategy to sold

Work With The Binnings Team

The Binnings Team is one of the Bay Area's most successful agent teams, consistently ranked among the top-performing agents in San Francisco and Marin. Whether you're buying or selling a home, we can help you get the most for your investment.