How severe is CVE-2021-22859?

CVE-2021-22859 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-2021-22859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22859?

CVE-2021-22859 affects Eic E-document System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-22859?

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-2021-22859 published?

CVE-2021-22859 was published on 2021-03-17 and last updated on 2026-06-17.

CVE-2021-22859

CVE-2021-22859 is a critical-severity vulnerability in Eic E-document System with a CVSS 3.x base score of 9.8. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Eic E-document System
Published: 2021-03-17
Last modified: 2026-06-17

Description

The users’ data querying function of EIC e-document system does not filter the special characters which resulted in remote attackers can inject SQL syntax and execute arbitrary commands without privilege.

Frequently asked questions

What is CVE-2021-22859?: The users’ data querying function of EIC e-document system does not filter the special characters which resulted in remote attackers can inject SQL syntax and execute arbitrary commands without privilege.
How severe is CVE-2021-22859?: CVE-2021-22859 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-2021-22859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22859?: CVE-2021-22859 affects Eic E-document System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22859?: 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-2021-22859 published?: CVE-2021-22859 was published on 2021-03-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:eic:e-document_system:3.0.2:*:*:*:*:*:*:*

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