How severe is CVE-2018-16763?

CVE-2018-16763 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-2018-16763 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 83% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16763?

CVE-2018-16763 affects Thedaylightstudio Fuel Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16763?

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-2018-16763 published?

CVE-2018-16763 was published on 2018-09-09 and last updated on 2026-06-17.

CVE-2018-16763

CVE-2018-16763 is a critical-severity vulnerability in Thedaylightstudio Fuel Cms with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 83% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-74.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 83% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Thedaylightstudio Fuel Cms
Published: 2018-09-09
Last modified: 2026-06-17

Description

FUEL CMS 1.4.1 allows PHP Code Evaluation via the pages/select/ filter parameter or the preview/ data parameter. This can lead to Pre-Auth Remote Code Execution.

Frequently asked questions

What is CVE-2018-16763?: FUEL CMS 1.4.1 allows PHP Code Evaluation via the pages/select/ filter parameter or the preview/ data parameter. This can lead to Pre-Auth Remote Code Execution.
How severe is CVE-2018-16763?: CVE-2018-16763 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-2018-16763 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 83% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16763?: CVE-2018-16763 affects Thedaylightstudio Fuel Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16763?: 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-2018-16763 published?: CVE-2018-16763 was published on 2018-09-09 and last updated on 2026-06-17.

References

Affected products (1)

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

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