How severe is CVE-2020-21648?

CVE-2020-21648 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2020-21648 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-21648?

CVE-2020-21648 affects Wdja Wdja Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-21648?

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-2020-21648 published?

CVE-2020-21648 was published on 2021-10-06 and last updated on 2026-06-17.

CVE-2020-21648

CVE-2020-21648 is a critical-severity vulnerability in Wdja Wdja Cms with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Wdja Wdja Cms
Published: 2021-10-06
Last modified: 2026-06-17

Description

WDJA CMS v1.5.2 contains an arbitrary file deletion vulnerability in the component admin/cache/manage.php.

Frequently asked questions

What is CVE-2020-21648?: WDJA CMS v1.5.2 contains an arbitrary file deletion vulnerability in the component admin/cache/manage.php.
How severe is CVE-2020-21648?: CVE-2020-21648 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2020-21648 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-21648?: CVE-2020-21648 affects Wdja Wdja Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-21648?: 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-2020-21648 published?: CVE-2020-21648 was published on 2021-10-06 and last updated on 2026-06-17.

References

https://github.com/shadoweb/wdja/issues/9

Affected products (1)

cpe:2.3:a:wdja:wdja_cms:1.5.2:*:*:*:*:*:*:*

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