Is CVE-2020-26892 in the CISA KEV catalog?

No. CVE-2020-26892 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-26892?

CVE-2020-26892 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-26892?

CVE-2020-26892 has an EPSS score of 2.05% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-26892?

Upgrade golang-github-nats-io-jwt on debian 12 to 2.2.0-1 or later.

CVE & CISA-KEV Catalog

CVE-2020-26892

CRITICALEPSS 79th pctl

9.8

CVSS v3

NVD

Description

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

CWE-798Hard-coded Credentials

How to fix

Remediation Available

golang-github-nats-io-jwtDebian

Fixed in:2.2.0-1CVE-2020-26892

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.05%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory1

openwall.com

Other references1

lists.fedoraproject.org

Related Vulnerabilities

Other CWE-798 (Hard-coded Credentials) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-26138	Critical	9.8	98%	KEV	-
CVE-2024-3272	Critical	9.8	98%	KEV	-
CVE-2025-30406	Critical	9.0	94%	KEV	Fix
CVE-2024-28987	Critical	9.1	93%	KEV	Fix
CVE-2019-15976	Critical	9.8	93%	-	Fix
CVE-2024-20439	Critical	9.8	92%	KEV	Fix

Embed a live status badge for CVE-2020-26892

Markdown

[![CVE-2020-26892](https://tridentstack.com/cve/badge/CVE-2020-26892.svg)](https://tridentstack.com/cve/CVE-2020-26892)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-26892"><img src="https://tridentstack.com/cve/badge/CVE-2020-26892.svg" alt="CVE-2020-26892"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.