CVE-2020-29594

CRITICALNVD 9.89.8—

9.8

Rocket.Chat before 0.74.4, 1.x before 1.3.4, 2.x before 2.4.13, 3.x before 3.7.3, 3.8.x before 3.8.3, and 3.9.x before 3.9.1 mishandles SAML login.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 64.9%
KEV: Not listed

Published

December 30, 2020

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated May 30, 2026

Patch available. Sources: github_release.

github_release Patch Available

3.9.1

Patch available: RocketChat/Rocket.Chat 3.9.1

https://github.com/RocketChat/Rocket.Chat/releases/tag/3.9.1

generic

Comparing 3.8.2...3.8.3 · RocketChat/Rocket.Chat · GitHub

https://github.com/RocketChat/Rocket.Chat/compare/3.8.2...3.8.3

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:15 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore

Frequently asked(5)

What is CVE-2020-29594?

CVE-2020-29594 is a critical vulnerability published on December 30, 2020. Rocket.Chat before 0.74.4, 1.x before 1.3.4, 2.x before 2.4.13, 3.x before 3.7.3, 3.8.x before 3.8.3, and 3.9.x before 3.9.1 mishandles SAML login.

When was CVE-2020-29594 disclosed?

CVE-2020-29594 was first published in the National Vulnerability Database on December 30, 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-2020-29594 actively exploited?

CVE-2020-29594 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-29594?

CVE-2020-29594 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2020-29594?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-29594, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-29594

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