How severe is CVE-2020-22151?

CVE-2020-22151 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-22151 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-22151?

CVE-2020-22151 affects Thedaylightstudio Fuel Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-22151?

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-2020-22151 published?

CVE-2020-22151 was published on 2023-07-03 and last updated on 2026-06-17.

CVE-2020-22151

CVE-2020-22151 is a critical-severity vulnerability in Thedaylightstudio Fuel Cms with a CVSS 3.x base score of 9.8. 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Thedaylightstudio Fuel Cms
Published: 2023-07-03
Last modified: 2026-06-17

Description

Permissions vulnerability in Fuel-CMS v.1.4.6 allows a remote attacker to execute arbitrary code via a crafted zip file to the assests parameter of the upload function.

Frequently asked questions

What is CVE-2020-22151?: Permissions vulnerability in Fuel-CMS v.1.4.6 allows a remote attacker to execute arbitrary code via a crafted zip file to the assests parameter of the upload function.
How severe is CVE-2020-22151?: CVE-2020-22151 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-22151 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-22151?: CVE-2020-22151 affects Thedaylightstudio Fuel Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-22151?: 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-2020-22151 published?: CVE-2020-22151 was published on 2023-07-03 and last updated on 2026-06-17.

References

https://github.com/daylightstudio/FUEL-CMS/issues/551

Affected products (1)

cpe:2.3:a:thedaylightstudio:fuel_cms:1.4.6:*:*:*:*:*:*:*

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