How severe is CVE-2021-30176?

CVE-2021-30176 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-30176 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 29% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30176?

CVE-2021-30176 affects Zerof Expert. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-30176?

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

When was CVE-2021-30176 published?

CVE-2021-30176 was published on 2021-04-13 and last updated on 2026-06-17.

CVE-2021-30176

CVE-2021-30176 is a critical-severity vulnerability in Zerof Expert with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 29% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 29% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Zerof Expert
Published: 2021-04-13
Last modified: 2026-06-17

Description

The ZEROF Expert pro/2.0 application for mobile devices allows SQL Injection via the Authorization header to the /v2/devices/add endpoint.

Frequently asked questions

What is CVE-2021-30176?: The ZEROF Expert pro/2.0 application for mobile devices allows SQL Injection via the Authorization header to the /v2/devices/add endpoint.
How severe is CVE-2021-30176?: CVE-2021-30176 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-30176 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 29% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30176?: CVE-2021-30176 affects Zerof Expert. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-30176?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-30176 published?: CVE-2021-30176 was published on 2021-04-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:zerof:expert:2.0:*:*:*:pro:*:*:*

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