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The list of organizations affected by the MOVEit Transfer breach continued to grow as reporting tied additional victims to the mass exploitation campaign against the managed file-transfer platform. The incident was widely linked to the Clop ransomware and extortion operation, which exploited a zero-day flaw in MOVEit to steal data from enterprises and institutions that used the software to exchange sensitive files.
The expanding victim count underscored the broad downstream impact of third-party file-transfer compromises, with exposed data reportedly affecting banks, businesses, government entities, and other organizations connected to breached MOVEit deployments. The campaign highlighted how a single vulnerability in a widely used transfer product can rapidly become a large-scale supply-chain-style data theft event, forcing incident response, disclosure, and regulatory scrutiny across multiple sectors.
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A July 2023 report said the list of organizations affected by the MOVEit hack was still growing, indicating ongoing disclosure of additional victims tied to the campaign. The reference attributes this update to Bank Info Security reporting on the expanding impact.
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Progress Software released a security bulletin for a critical MOVEit Transfer vulnerability, **CVE-2024-5806**, warning that a threat actor could exploit the flaw to take control of affected systems. CISA urged organizations to review Progress Software’s June 2024 alert and apply updates, while reporting indicated the bug was being attacked within hours of public disclosure, raising the risk of rapid compromise for internet-exposed file-transfer servers. The new exploitation wave revived scrutiny of the earlier MOVEit crisis, when the Clop ransomware-linked extortion campaign compromised organizations across the private and public sectors. Reported victims and affected entities included technology and IT firms, state and federal agencies, schools tied to the Teachers Insurance and Annuity Association of America retirement fund, Norton LifeLock owner Gen Digital, Vancouver Transit Police, Missouri agencies, and Extreme Networks, underscoring how vulnerabilities in widely deployed managed file-transfer software can cascade into broad supply-chain and data-theft incidents.
Jun 29, 2026
The Cl0p extortion group exploited multiple critical SQL injection flaws in Progress Software's MOVEit Transfer platform, beginning with the zero-day later tracked as `CVE-2023-34362`, to breach organizations worldwide and steal large volumes of data. Researchers and government agencies linked the campaign to Cl0p, also tracked as Lace Tempest, `FIN11`, and `TA505`, and reported that attackers often deployed the **LemurLoot** web shell and exfiltrated files within minutes; in some cases, the malware could also pull Azure Blob storage details and credentials from MOVEit settings. Progress disclosed and patched additional MOVEit vulnerabilities, including `CVE-2023-35036` and `CVE-2023-35708`, as incident responders warned that victim counts would continue to rise through delayed breach notifications and downstream third-party exposure. The fallout spread across government, finance, healthcare, education, insurance, professional services, and major global brands, with disclosures naming entities such as EY, PwC, Sony and Pan-American Life Insurance Group among the affected organizations or reported victims. By later tallies, the campaign had compromised thousands of organizations and tens of millions of individuals, while Cl0p shifted from encryption to **data-theft and extortion**, publishing stolen information from nonpaying victims on leak sites. The incident triggered broad regulatory scrutiny, lawsuits, response costs, and supply-chain consequences as organizations discovered that exposure often came through vendors and file-transfer partners rather than direct compromise.
Jul 2, 2026
A critical vulnerability in Cleo managed file-transfer software has been actively exploited in the wild, with CISA confirming its use in ransomware attacks and adding the flaw to its Known Exploited Vulnerabilities catalog. Reporting indicates the bug affects Cleo products used for secure file exchange, and defenders were urged to patch immediately, restrict internet exposure, and investigate signs of compromise as exploitation spread broadly. Further reporting tied the campaign to activity dating back to October, with Mandiant tracing exploitation earlier than initially disclosed and indicating attackers had been abusing the Cleo flaw for weeks before public warnings intensified. The overlap between mass exploitation, confirmed ransomware use, and the extended dwell time raised concern that organizations relying on Cleo software may have been compromised well before detection and should review logs, isolate affected systems, and assess for follow-on intrusion activity.
Jul 10, 2026