What is CVE-2020-28838?

CVE-2020-28838 is a low-severity vulnerability in Opencart, classified under Cross-Site Request Forgery (CSRF). CVSS score: 3.5/10. Published 2020-12-11.

How severe is CVE-2020-28838?

Low severity. CVSS v3 base score is 3.5 out of 10.

CSRF in Opencart

CVE-2020-28838

Cross Site Request Forgery (CSRF) in CART option in OpenCart Ltd. Opencart CMS 3.0.3.6 allows attacker to add cart items via Add to cart.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2020-12-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Opencart — versions 3.0.3.6

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

www.opencart.com/ (Product)
www.exploit-db.com/exploits/49228 (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2020-28838?: CVE-2020-28838 is a low-severity vulnerability in Opencart, classified under Cross-Site Request Forgery (CSRF). CVSS score: 3.5/10. Published 2020-12-11.
How severe is CVE-2020-28838?: Low severity. CVSS v3 base score is 3.5 out of 10.