How severe is CVE-2020-18875?

CVE-2020-18875 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-2020-18875 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-18875?

CVE-2020-18875 affects Dotcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-18875?

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-2020-18875 published?

CVE-2020-18875 was published on 2021-08-18 and last updated on 2026-06-17.

CVE-2020-18875

CVE-2020-18875 is a high-severity vulnerability in Dotcms 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-74.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Dotcms
Published: 2021-08-18
Last modified: 2026-06-17

Description

Incorrect Access Control in DotCMS versions before 5.1 allows remote attackers to gain privileges by injecting client configurations via vtl (velocity) files.

Frequently asked questions

What is CVE-2020-18875?: Incorrect Access Control in DotCMS versions before 5.1 allows remote attackers to gain privileges by injecting client configurations via vtl (velocity) files.
How severe is CVE-2020-18875?: CVE-2020-18875 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-2020-18875 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-18875?: CVE-2020-18875 affects Dotcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-18875?: 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-2020-18875 published?: CVE-2020-18875 was published on 2021-08-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:dotcms:dotcms:*:*:*:*:*:*:*:*

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