CVE-2020-5537

CRITICALNVD 9.89.8—

9.8

Cybozu Desktop for Windows 2.0.23 to 2.2.40 allows remote code execution via unspecified vectors.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 87.4%
KEV: Not listed

Published

May 25, 2020

Last Modified

November 21, 2024

Advisory Details (3)

Auto-updated May 26, 2026

No patch confirmed yet.

generic

不具合情報公開サイト

https://kb.cybozu.support/article/36329/

generic

JVN#59552136: Cybozu Desktop for Windows vulenerable to arbitrary code execution

https://jvn.jp/en/jp/JVN59552136/index.html

generic

JVN#59552136: Cybozu Desktop for Windows vulenerable to arbitrary code execution

http://jvn.jp/en/jp/JVN59552136/index.html

Weakness Classification(1)

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

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 9× 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.

2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-06 13:46 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 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
2026-05-28 13:43 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore

Frequently asked(5)

What is CVE-2020-5537?

CVE-2020-5537 is a critical vulnerability published on May 25, 2020. Cybozu Desktop for Windows 2.0.23 to 2.2.40 allows remote code execution via unspecified vectors.

When was CVE-2020-5537 disclosed?

CVE-2020-5537 was first published in the National Vulnerability Database on May 25, 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-2020-5537 actively exploited?

CVE-2020-5537 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-5537?

CVE-2020-5537 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2020-5537?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-5537, 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

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CVE-2020-5537

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

不具合情報公開サイト

JVN#59552136: Cybozu Desktop for Windows vulenerable to arbitrary code execution

JVN#59552136: Cybozu Desktop for Windows vulenerable to arbitrary code execution

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-5537?

🔗 Related CVEs(same CWE)

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Published

Last Modified

Advisory Details (3)

Frequently asked(5)

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