Retail Cyberattacks Surge Causing Grocery Orders Blocked and Shelves Empty

Retail cyberattacks are rising fast, and the consequences are hitting home. Customers across the U.S. and U.K. are facing unexpected shortages, blocked online orders, and empty grocery store shelves. Supermarkets and retail chains, including Whole Foods, M&S, and Co-op, have become the latest victims of these widespread cybersecurity threats.

Retail Cyberattacks Leave Whole Foods and Grocery Stores Struggling

In recent weeks, United Natural Foods Inc. (UNFI)—a major supplier for Whole Foods and other grocery retailers—was hit by a cyberattack that forced it to shut down key parts of its system. This disruption blocked retailers from placing orders and restocking essential items like dairy, frozen food, and dry staples.

Independent grocery stores, already operating on tight margins, had to scramble to find alternate suppliers like Sysco and Amazon to stay afloat.

Supermarket Cyberattacks Cause Supply Chain Disruption in the UK

The U.K. wasn’t spared. Marks & Spencer (M&S) and Co-op faced their own cybersecurity crises, resulting in suspended online orders and empty store shelves across rural and suburban locations.

M&S reportedly lost up to £300 million due to a sustained cyberattack that disabled their online shopping systems for over six weeks. Emergency stock support from Tesco’s Booker unit was needed to ease shortages at Co-op and M&S stores.

Why Retail Chains Like UNFI Are Being Targeted by Cybercriminals

Retail cyberattacks aren’t just random strikes. Hackers are specifically going after retail and grocery chains that handle massive amounts of consumer data and operate through digital supply chains.

Cybersecurity experts note that ransomware groups are using advanced tactics—locking systems, stealing sensitive data, and demanding ransom. This leaves companies like UNFI and Whole Foods vulnerable and customers stuck in the middle of the chaos.

Customers Frustrated as Orders Blocked and Grocery Shelves Empty

The direct impact of these cyberattacks is already being felt by consumers. Online grocery orders are getting blocked. Store shelves are staying empty longer. Popular items are missing from local supermarkets and big chains alike.

Customers who rely on scheduled deliveries or live in remote areas are facing long delays, limited inventory, and price hikes.

Retailers Fight Back Against Cyberattacks Amid UNFI Crisis

Retailers are now trying to recover. UNFI is gradually restoring its systems and aims to resume normal operations by mid-June. Whole Foods and other affected stores have confirmed temporary supply issues but are optimistic about recovery.

Meanwhile, companies are increasing investments in cybersecurity and creating backup supply systems to reduce future risks.

Tesco’s Booker stepping in to support M&S and Co-op shows how seriously the industry is taking these attacks.

How Shoppers Can Protect Themselves From Retail Cyberattack Fallout

While businesses repair the damage, customers can take steps too. Experts suggest shopping earlier in the day for better stock availability and being flexible with brand choices.

Shoppers should also secure their own data:
Use strong, unique passwords
Turn on two-factor authentication
Monitor for phishing attempts
Watch for unusual account activity

If you receive suspicious emails claiming to be from retailers like Whole Foods or M&S, don’t click links. Always verify first.

The Bigger Threat Behind Grocery Shortages and Online Order Failures

These retail cyberattacks expose a larger vulnerability in our modern supply chain. What was once an issue for IT departments is now a daily problem for store managers and shoppers.

With companies like UNFI, M&S, and Co-op affected, it's clear that no brand is too big to be targeted. For retailers, investing in cybersecurity is now essential—not optional.

Final Words: Cyberattacks Are Redefining the Grocery Retail Experience

Retail cyberattacks are no longer rare—they're a serious, growing threat. Whether it's blocked online orders, delayed shipments, or empty store shelves, the impact on daily life is undeniable.

As companies work to protect their systems and earn back consumer trust, shoppers should prepare for temporary disruptions—and stay informed.