This page aggregates publicly disclosed CVE and security risk information related to hedera, with CVSS, EPSS, publication dates, and vulnerability intelligence data to help assess potential risk and remediation priority.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2026-45248 | Hedera Guardian through 3.5.1 contains an authentication bypass vulnerability in the GET /api/v1/demo/registered-users endpoint that allows unauthenticated attackers to retrieve sensitive user information. Attackers can access the endpoint without providing authentication credentials to obtain usernames, Hedera DIDs, parent registry DIDs, system roles, and policy role assignments for all registered users in the system. | [email protected] | 6.9 | 0.36% | 2026-05-14 | 2026-05-27 |
| CVE-2026-39911 | Hashgraph Guardian through version 3.5.1, fixed in commit 45fbe2f, contains an unsandboxed JavaScript execution vulnerability in the Custom Logic policy block worker that allows authenticated Standard Registry users to execute arbitrary code by passing user-supplied JavaScript expressions directly to the Node.js Function() constructor without isolation. Attackers can import native Node.js modules to read arbitrary files from the container filesystem, access process environment variables containi | [email protected] | 8.7 | 0.55% | 2026-04-09 | 2026-05-01 |