CVE-2020-8826

HIGHNVD 7.57.5—

7.5

As of v1.5.0, the Argo web interface authentication system issued immutable tokens. Authentication tokens, once issued, were usable forever without expiration—there was no refresh or forced re-authentication.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 64.8%
KEV: Not listed

Published

April 8, 2020

Last Modified

November 21, 2024

References (6)

cve@mitrehttps://argoproj.github.io/argo-cd/security_considerations/
cve@mitrehttps://github.com/argoproj/argo/releases
cve@mitrehttps://www.soluble.ai/blog/argo-cves-2020
af854a3a-2127-422b-91ae-364da2661108https://argoproj.github.io/argo-cd/security_considerations/
af854a3a-2127-422b-91ae-364da2661108https://github.com/argoproj/argo/releases
af854a3a-2127-422b-91ae-364da2661108https://www.soluble.ai/blog/argo-cves-2020

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-384Session Fixation

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 05:21 UTCEG score recompute
2026-05-27 05:21 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2020-8826?

CVE-2020-8826 is a high vulnerability published on April 8, 2020. As of v1.5.0, the Argo web interface authentication system issued immutable tokens. Authentication tokens, once issued, were usable forever without expiration—there was no refresh or forced re-authentication.

When was CVE-2020-8826 disclosed?

CVE-2020-8826 was first published in the National Vulnerability Database on April 8, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-8826 actively exploited?

CVE-2020-8826 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-8826?

CVE-2020-8826 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2020-8826?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-8826, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2020-8826

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-8826?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)