How severe is CVE-2020-24140?

CVE-2020-24140 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2020-24140 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24140?

CVE-2020-24140 affects Wcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24140?

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-2020-24140 published?

CVE-2020-24140 was published on 2021-04-07 and last updated on 2026-06-17.

CVE-2020-24140

CVE-2020-24140 is a high-severity vulnerability in Wcms with a CVSS 3.x base score of 8.3. 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-918.

Key facts

Severity: High (CVSS 3.x base score 8.3)
CVSS v2: 7.5
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Wcms
Published: 2021-04-07
Last modified: 2026-06-17

Description

Server-side request forgery in Wcms 0.3.2 let an attacker send crafted requests from the back-end server of a vulnerable web application via the pagename parameter to wex/html.php. It can help identify open ports, local network hosts and execute command on local services.

Frequently asked questions

What is CVE-2020-24140?: Server-side request forgery in Wcms 0.3.2 let an attacker send crafted requests from the back-end server of a vulnerable web application via the pagename parameter to wex/html.php. It can help identify open ports, local network hosts and execute command on local services.
How severe is CVE-2020-24140?: CVE-2020-24140 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2020-24140 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24140?: CVE-2020-24140 affects Wcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24140?: 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-2020-24140 published?: CVE-2020-24140 was published on 2021-04-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wcms:wcms:0.3.2:*:*:*:*:*:*:*

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