What is CVE-2020-20735?

CVE-2020-20735 is a critical-severity vulnerability in 8cms Ljcms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2023-06-20.

How severe is CVE-2020-20735?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in 8cms Ljcms

CVE-2020-20735

File Upload vulnerability in LJCMS v.4.3.R60321 allows a remote attacker to execute arbitrary code via the ljcms/index.php parameter.

Vulnerability class: Unrestricted File Upload

EPSS: 0.011 (60.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

8cms Ljcms — versions 4.3.r60321
N/a — versions n/a

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

cve@mitre.org (Broken Link)

Frequently asked questions

What is CVE-2020-20735?: CVE-2020-20735 is a critical-severity vulnerability in 8cms Ljcms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2023-06-20.
How severe is CVE-2020-20735?: Critical severity. CVSS v3 base score is 9.8 out of 10.