Hashgraph

2 CVEs across 1 Hashgraph products. Browse Hashgraph vulnerabilities, severities, and proof-of-concept exploits.

Hashgraph products with known CVEs

ProductCVEs
Guardian3
Hashgraph CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-22674Medium4.82026-06-18Hashgraph Guardian through 3.6.0, fixed in commit ba8c566, contains a stored cross-site scripting vulnerability that allows authenticated users with the STANDA…
CVE-2026-45248Medium5.32026-05-14Hedera Guardian through 3.5.1 contains an authentication bypass vulnerability in the GET /api/v1/demo/registered-users endpoint that allows unauthenticated att…
CVE-2026-39911High8.82026-04-09Hashgraph Guardian through version 3.5.1, fixed in commit 45fbe2f, contains an unsandboxed JavaScript execution vulnerability in the Custom Logic policy block…