CVE-2021-28269

HIGHNVD 8.88.8—

8.8

Soyal Technology 701Client 9.0.1 is vulnerable to Insecure permissions via client.exe binary with Authenticated Users group with Full permissions.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 85.4%
KEV: Not listed

Published

April 27, 2021

Last Modified

November 21, 2024

References (6)

cve@mitrehttps://www.exploit-db.com/exploits/49679
cve@mitrehttps://www.zeroscience.mk/en/vulnerabilities
cve@mitrehttps://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5634.php
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/49679
af854a3a-2127-422b-91ae-364da2661108https://www.zeroscience.mk/en/vulnerabilities
af854a3a-2127-422b-91ae-364da2661108https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5634.php

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 11× 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
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2026-05-31 22:29 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 17:25 UTCEG score recompute
2026-05-26 17:25 UTCGHSA enrichment
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2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2021-28269?

CVE-2021-28269 is a high vulnerability published on April 27, 2021. Soyal Technology 701Client 9.0.1 is vulnerable to Insecure permissions via client.exe binary with Authenticated Users group with Full permissions.

When was CVE-2021-28269 disclosed?

CVE-2021-28269 was first published in the National Vulnerability Database on April 27, 2021, 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-2021-28269 actively exploited?

CVE-2021-28269 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 85.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-28269?

CVE-2021-28269 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2021-28269?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-28269, 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-2021-28269

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-28269?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)