How severe is CVE-2020-6090?

CVE-2020-6090 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-6090 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6090?

CVE-2020-6090 affects Wago Pfc200 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-6090?

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-2020-6090 published?

CVE-2020-6090 was published on 2020-06-11 and last updated on 2026-06-17.

CVE-2020-6090

CVE-2020-6090 is a high-severity vulnerability in Wago Pfc200 Firmware with a CVSS 3.x base score of 7.2. 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-345.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 9.0
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Wago Pfc200 Firmware
Published: 2020-06-11
Last modified: 2026-06-17

Description

An exploitable code execution vulnerability exists in the Web-Based Management (WBM) functionality of WAGO PFC 200 03.03.10(15). A specially crafted series of HTTP requests can cause code execution resulting in remote code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Frequently asked questions

What is CVE-2020-6090?: An exploitable code execution vulnerability exists in the Web-Based Management (WBM) functionality of WAGO PFC 200 03.03.10(15). A specially crafted series of HTTP requests can cause code execution resulting in remote code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.
How severe is CVE-2020-6090?: CVE-2020-6090 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-6090 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6090?: CVE-2020-6090 affects Wago Pfc200 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-6090?: 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-2020-6090 published?: CVE-2020-6090 was published on 2020-06-11 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1010

Affected products (1)

cpe:2.3:o:wago:pfc200_firmware:03.03.10\(15\):*:*:*:*:*:*:*

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