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Vulnerabilities / CVE-2020-26892

critical

CVE-2020-26892

The JWT library in NATS nats-server before 2.1.9 has Incorrect Access ...

Published Modified CWE 798
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA.

Description

The JWT library in NATS nats-server before 2.1.9 has Incorrect Access Control because of how expired credentials are handled.

Affected packages and fixed versions

SourcePackageFixed in
go::GitHub Security Advisory Gogithub.com/nats-io/jwt1.1.0
chainguardnats-server0
debian 10golang-github-nats-io-jwtno fix listed
debian 12golang-github-nats-io-jwt2.2.0-1
debian 13golang-github-nats-io-jwt2.2.0-1
debian 14golang-github-nats-io-jwt2.2.0-1
echogolang-github-nats-io-jwt2.2.0-1
wolfinats-server0

References

All 11 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.