How severe is CVE-2021-36569?

CVE-2021-36569 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36569 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36569?

CVE-2021-36569 affects Thedaylightstudio Fuel Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36569?

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-2021-36569 published?

CVE-2021-36569 was published on 2023-02-03 and last updated on 2026-06-17.

CVE-2021-36569

CVE-2021-36569 is a high-severity vulnerability in Thedaylightstudio Fuel Cms 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Thedaylightstudio Fuel Cms
Published: 2023-02-03
Last modified: 2026-06-17

Description

Cross Site Request Forgery vulnerability in FUEL-CMS 1.4.13 allows remote attackers to run arbitrary code via post ID to /users/delete/2.

Frequently asked questions

What is CVE-2021-36569?: Cross Site Request Forgery vulnerability in FUEL-CMS 1.4.13 allows remote attackers to run arbitrary code via post ID to /users/delete/2.
How severe is CVE-2021-36569?: CVE-2021-36569 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36569 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36569?: CVE-2021-36569 affects Thedaylightstudio Fuel Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36569?: 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-2021-36569 published?: CVE-2021-36569 was published on 2023-02-03 and last updated on 2026-06-17.

References

https://github.com/daylightstudio/FUEL-CMS/issues/578

Affected products (1)

cpe:2.3:a:thedaylightstudio:fuel_cms:1.4.13:*:*:*:*:*:*:*

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