# Marc Edelson

Type: Person

Source: Cyber Intelligence Brief — https://getcyberbrief.com/entity/marc-edelson
Canonical HTML page: https://getcyberbrief.com/entity/marc-edelson

## Timeline

- **2026-06-22**: Dual Class Action Investigations Announced — Edelson Lechtzin LLP issued press releases announcing investigations into both the Xsolis and Optimum First Mortgage data breaches.
- **2026-06-19**: Ransomware Group Pear Claims Optimum First Mortgage Attack — The ransomware group 'Pear' publicly claimed responsibility for a cyberattack on Optimum First Mortgage and threatened data leakage unless paid.
- **2026-06-18**: Investigation Announced for JCPenney/Catalyst Brands — Edelson Lechtzin LLP issued a separate press release launching an investigation into the JCPenney and Catalyst Brands data breach.
- **2026-06-17**: Investigation Announced for The Credit Pros — Edelson Lechtzin LLP issued a press release launching an investigation into data privacy claims against The Credit Pros.
- **2026-06-16**: The Credit Pros Breach Detected — The Credit Pros discovered a breach of its Salesforce environment, with Icarus claiming access to customer financial and personal data.
- **2026-06-12**: JCPenney/Catalyst Brands Breach Detected — JCPenney and Catalyst Brands learned of a data breach, later linked to ShinyHunters, compromising employee and possibly customer records including W-2s, SSNs, and government IDs.
- **2026-01-22**: Xsolis Breach Discovery and Containment — Xsolis discovered unauthorized activity, contained the issue, and terminated access. Affected population estimated at 1.4 million individuals.
- **2026-01-20**: Xsolis Phishing Attack — A targeted phishing attack successfully breached Xsolis, Inc.'s network, leading to unauthorized access.

## Recent coverage (2 stories)

### 1.4M Hit in Xsolis Phishing, New Ransomware 'Pear' Targets Mortgage Lender
2026-06-28 14:45:16 · Sentiment: Negative · Impact: 7/10 · Sources: 5

Phishing attack on Xsolis compromises 1.4M patient records, while a newly named ransomware group, Pear, extorts mortgage lender Optimum First. Both incidents expose critical attack vectors and sensitive data worth millions on dark markets.
Full story: https://getcyberbrief.com/story/xsolis-optimum-data-breaches-cyber-2026

### ShinyHunters and Icarus claim 2 high-impact breaches in one week
2026-06-19 21:15:15 · Sentiment: Strongly negative · Impact: 6/10 · Sources: 3

Two distinct threat groups, ShinyHunters and Icarus, have publicly claimed responsibility for separate breaches at JCPenney/Catalyst Brands and The Credit Pros, respectively. The attacks expose evolving cybercriminal tactics, including Salesforce environment exploitation and high-value PII harvesting.
Full story: https://getcyberbrief.com/story/shinyhunters-icarus-credit-pros-jcpenney-breach-2026

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This page is a machine-readable summary. Sentiment measures the directional read of each development for this entity, not the tone of the reporting; impact weights consequence, not syndication reach. See https://getcyberbrief.com/guides/methodology for the full editorial methodology.