What is CVE-2023-52045?

CVE-2023-52045 is a medium-severity vulnerability in Std42 Elfinder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-10-31.

How severe is CVE-2023-52045?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Std42 Elfinder

CVE-2023-52045

Studio-42 eLfinder 2.1.62 contains a filename restriction bypass leading to a persistent Cross-site Scripting (XSS) vulnerability.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-10-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (17.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Std42 Elfinder — versions 2.1.62

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/Studio-42/elFinder/issues/3617 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2023-52045?: CVE-2023-52045 is a medium-severity vulnerability in Std42 Elfinder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-10-31.
How severe is CVE-2023-52045?: Medium severity. CVSS v3 base score is 6.1 out of 10.