What is CVE-2023-33557?

CVE-2023-33557 is a high-severity vulnerability in Thedaylightstudio Fuel Cms, classified under SQL Injection. CVSS score: 8.8/10. Published 2023-06-09.

How severe is CVE-2023-33557?

High severity. CVSS v3 base score is 8.8 out of 10.

SQL Injection in Thedaylightstudio Fuel Cms

CVE-2023-33557

Fuel CMS v1.5.2 was discovered to contain a SQL injection vulnerability via the id parameter at /controllers/Blocks.php.

Vulnerability class: SQL Injection

Published 2023-06-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Thedaylightstudio Fuel Cms — versions 1.5.2

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/bcvgh/fuel-cms-sqlinjection/blob/main/README.md (Exploit, Third Party Advisory)
github.com/daylightstudio/FUEL-CMS/issues/604 (Exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2023-33557?: CVE-2023-33557 is a high-severity vulnerability in Thedaylightstudio Fuel Cms, classified under SQL Injection. CVSS score: 8.8/10. Published 2023-06-09.
How severe is CVE-2023-33557?: High severity. CVSS v3 base score is 8.8 out of 10.