How severe is CVE-2021-28269?

CVE-2021-28269 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-28269 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28269?

CVE-2021-28269 affects Soyal 701client. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-28269?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-28269 published?

CVE-2021-28269 was published on 2021-04-27 and last updated on 2026-06-17.

CVE-2021-28269

CVE-2021-28269 is a high-severity vulnerability in Soyal 701client with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Soyal 701client
Published: 2021-04-27
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2021-28269?: Soyal Technology 701Client 9.0.1 is vulnerable to Insecure permissions via client.exe binary with Authenticated Users group with Full permissions.
How severe is CVE-2021-28269?: CVE-2021-28269 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-28269 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28269?: CVE-2021-28269 affects Soyal 701client. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-28269?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-28269 published?: CVE-2021-28269 was published on 2021-04-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:soyal:701client:9.0.1:*:*:*:*:*:*:*

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