XSS in Esri Arcgis Enterprise

CVE-2021-3012

A cross-site scripting (XSS) vulnerability in the Document Link of documents in ESRI Enterprise before 10.9 allows remote authenticated users to inject arbitrary JavaScript code via a malicious HTML attribute such as onerror (in the URL field of the Parameters tab).

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.007 (49.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-3012: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-3012?
CVE-2021-3012 is a medium-severity vulnerability in Esri Arcgis Enterprise, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-04-08.
How severe is CVE-2021-3012?
Medium severity. CVSS v3 base score is 5.4 out of 10.