Is CVE-2026-53519 in the CISA Known Exploited Vulnerabilities catalog?

CVE-2026-53519 is not currently listed in the CISA KEV catalog.

Vulnerability intelligence

CVE-2026-53519

CVE-2026-53519 (CVSS 9.1) leaks jwt_secret_key via path traversal. A second flaw (CVSS 9.9) lets any authenticated user hijack another's live terminal. 10K-star self-hosted monitoring platform.

2026

What WebPulse reported · 1 analysis

Nezha Monitoring: Pre-Auth Config Leak + Cross-Tenant Terminal Hijack. The Observability Pattern Continues.

CVE-2026-53519 (CVSS 9.1) leaks jwt_secret_key via path traversal. A second flaw (CVSS 9.9) lets any authenticated user hijack another's live terminal. 10K-star

June 28, 2026

View CVE-2026-53519 on the NIST National Vulnerability Database →

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