XSS in Std42 Elfinder

CVE-2021-45919

Studio 42 elFinder through 2.1.31 allows XSS via an SVG document.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (46.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Std42 Elfinder
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

SpiderLabs/Jorogumo

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-45919?: CVE-2021-45919 is a medium-severity vulnerability in Std42 Elfinder, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-02-08.
How severe is CVE-2021-45919?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-45919 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.