XSS in Dnnsoftware Dotnetnuke

CVE-2019-12562

Stored Cross-Site Scripting in DotNetNuke (DNN) Version before 9.4.0 allows remote attackers to store and embed the malicious script into the admin notification page. The exploit could be used to perfom any action with admin privileges such as managing content, adding users, uploading backdoors to the server, etc. Successful exploitation occurs when an admin user visits a notification page with stored cross-site scripting.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

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: 0.062 (93.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.2% 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-2019-12562: held from 0.062 to 0.062.

EPSS over last 30 days · oldest: 0.062 · newest: 0.062 · change: -0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-12562?
CVE-2019-12562 is a medium-severity vulnerability in Dnnsoftware Dotnetnuke, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-09-26.
How severe is CVE-2019-12562?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-12562 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.