CVE-2026-33247

Go/github.com/nats-io/nats-server/v2 CVE-2026-33247: high 7.4, EPSS 0.56%

NATS credentials are exposed in monitoring port via command-line argv

Action: Upgrade github.com/nats-io/nats-server/v2 to 2.11.15 or later.

go get github.com/nats-io/nats-server/v2@v2.11.15

go get github.com/nats-io/nats-server/v2@v2.12.6

Affected

Fixed versions

Sources

• osv: GHSA-x6g4-f6q3-fqvv
• https://github.com/nats-io/nats-server/security/advisories/GHSA-x6g4-f6q3-fqvv
• https://nvd.nist.gov/vuln/detail/CVE-2026-33247
• https://advisories.nats.io/CVE/secnote-2026-14.txt
• https://github.com/nats-io/nats-server
• https://pkg.go.dev/vuln/GO-2026-4827

CVE-2026-33247 · published 2026-03-24T20:44:00Z · modified 2026-09-10T03:51:00.786133263Z · JSON

Go/github.com/nats-io/nats-server CVE-2026-33247: unknown, EPSS 0.56%

NATS credentials are exposed in monitoring port via command-line argv in github.com/nats-io/nats-server

Action: No fix published. Pin and monitor.

Affected

Fixed versions

No fixed version in the source.

Sources

• osv: GO-2026-4827
• https://github.com/nats-io/nats-server/security/advisories/GHSA-x6g4-f6q3-fqvv
• https://advisories.nats.io/CVE/secnote-2026-14.txt

CVE-2026-33247 · published 2026-03-26T20:33:02Z · modified 2026-03-27T18:26:19.639452Z · JSON

Go/github.com/nats-io/nats-server/v2 CVE-2026-33247: unknown, EPSS 0.56%

NATS credentials are exposed in monitoring port via command-line argv in github.com/nats-io/nats-server

Action: Upgrade github.com/nats-io/nats-server/v2 to 2.11.15 or later.

go get github.com/nats-io/nats-server/v2@v2.11.15

go get github.com/nats-io/nats-server/v2@v2.12.6

Affected

Fixed versions

Sources

• osv: GO-2026-4827#Go/github.com/nats-io/nats-server/v2
• https://github.com/nats-io/nats-server/security/advisories/GHSA-x6g4-f6q3-fqvv
• https://advisories.nats.io/CVE/secnote-2026-14.txt

CVE-2026-33247 · published 2026-03-26T20:33:02Z · modified 2026-03-27T18:26:19.639452Z · JSON