Is github.com/nats-io/nats-server safe ? github.com/nats-io/nats-server (go) has 22 known vulnerabilities, the worst rated CRITICAL. No single fixed version is recorded that clears every advisory, so check each one below. No malicious-package signal is recorded.
// reach 4 direct dependencies
2 carry known advisories, worst CRITICAL
2 packages depend on it
an advisory here reaches each of them
// ai model usage Tracked for PyPI packages. HuggingFace models declare Python dependencies, so go packages are not covered.
cvss CVSS v3.1 base score out of 10
epss chance of exploitation in 30 days, 68th percentile of all CVEs
xyz score CyberXYZ composite out of 10
fig. 01 — GHSA-vpjc-4jcv-jc29, the advisory selected below
// 22 advisories GHSA-vpjc-4jcv-jc29 NATS nats-server 2.2.0 through 2.7.4 allows directory traversal because of an unintended path to a management action from a management account. CRIT GHSA-pq2q-rcw4-3hr6 NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. HIGH GHSA-jxxm-27vp-c3m5 NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. HIGH GHSA-v722-jcv5-w7mc NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. HIGH GHSA-52jh-2xxh-pwh6 NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. HIGH GHSA-vprv-35vv-q339 NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. HIGH GHSA-m4jx-6526-vvhm This affects all versions of package github.com/nats-io/nats-server/server. HIGH GHSA-55h8-8g96-x4hj NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. MODE GHSA-8r68-gvr4-jh7j NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. MODE GHSA-9983-vrx2-fg9c NATS.io is a high performance open source pub-sub distributed communication technology, built for the cloud, on-premise, IoT, and edge computing. MODE Show all 22 advisories NATS nats-server 2.2.0 through 2.7.4 allows directory traversal because of an unintended path to a management action from a management account.
Full advisory text at GitHub advisory or NVD .
// cvss v3.1 vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High // questions Is github.com/nats-io/nats-server safe to install? CyberXYZ does not call a package safe in absolute terms. It records 22 known vulnerabilities for github.com/nats-io/nats-server (go), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does github.com/nats-io/nats-server have known vulnerabilities? Yes. CyberXYZ records 22 known vulnerabilities for github.com/nats-io/nats-server (go), the worst rated CRITICAL. These include GHSA-vpjc-4jcv-jc29, GHSA-pq2q-rcw4-3hr6, GHSA-jxxm-27vp-c3m5, GHSA-v722-jcv5-w7mc, GHSA-52jh-2xxh-pwh6.
How do I check github.com/nats-io/nats-server before installing? Search github.com/nats-io/nats-server in CyberXYZ Check at https://cyberxyz.io/check?q=github.com%2Fnats-io%2Fnats-server . The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 06:26 UTC. The most recent advisory here was published 2026-03-26. Updated continuously from NVD, GHSA, OSV and CNA feeds.
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