This guide details critical 2026 JWT vulnerabilities, including signature flaws and six major CVEs. It provides mitigation strategies for SaaS and FinTech sectors to ensure security compliance.

Scattered Lapsus$ Hunters exploit Zendesk's anonymous ticketing and auto-responders to launch email bombs and phishing campaigns, compelling organizations to implement strict verification controls like CAPTCHA to prevent abuse.

Exposed Go debug/pprof endpoints risk DoS attacks and data leaks, impacting over 296,000 Prometheus instances. To secure applications, developers must disable endpoints or enforce strict authentication.

Misconfigurations, shadow IT, and over-privileged identities drive 2026 SaaS breaches. To mitigate risks, organizations must adopt continuous, identity-centric governance and automate compliance monitoring.

Attackers use Google Dorks to locate exposed sensitive data; therefore, organizations must treat search engines as attack surfaces and implement continuous monitoring to prevent breaches driven by automated reconnaissance.

React2Shell (CVE-2025-55182) is a critical, pre-authentication RCE in React Server Components actively exploited for malware. Immediate patching and WAF defenses are required to prevent data theft and compromise.