How severe is CVE-2022-28918?

CVE-2022-28918 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2022-28918 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28918?

CVE-2022-28918 affects Njtech Greencms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-28918?

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-2022-28918 published?

CVE-2022-28918 was published on 2022-04-26 and last updated on 2026-06-17.

CVE-2022-28918

CVE-2022-28918 is a high-severity vulnerability in Njtech Greencms with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.5
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Njtech Greencms
Published: 2022-04-26
Last modified: 2026-06-17

Description

GreenCMS v2.3.0603 was discovered to contain an arbitrary file deletion vulnerability via /index.php?m=admin&c=custom&a=plugindelhandle&plugin_name=.

Frequently asked questions

What is CVE-2022-28918?: GreenCMS v2.3.0603 was discovered to contain an arbitrary file deletion vulnerability via /index.php?m=admin&c=custom&a=plugindelhandle&plugin_name=.
How severe is CVE-2022-28918?: CVE-2022-28918 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2022-28918 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28918?: CVE-2022-28918 affects Njtech Greencms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28918?: 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-2022-28918 published?: CVE-2022-28918 was published on 2022-04-26 and last updated on 2026-06-17.

References

https://github.com/GreenCMS/GreenCMS/issues/116

Affected products (1)

cpe:2.3:a:njtech:greencms:2.3.0603:*:*:*:*:*:*:*

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