CVE-2019-12562
Stored Cross-Site Scripting vulnerability in admin component of DotNetNuke
CVE-2019-12562 is a medium vulnerability (CVSS 6.1) in Dnnsoftware Dotnetnuke, published September 26, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 6.15%, the 93rd percentile. Fixed in DotNetNuke.Core 9.4.0.
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2019-12562- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2019-12562- Updated
- 2026-11-02
EUVDEUVD-2019-0729 No score
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.
- Record
EUVD-2019-0729- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5whq-j5qg-wjvp
Stored Cross-Site Scripting vulnerability in admin component of DotNetNuke
Cross-site scripting (XSS) is possible in DNN (formerly DotNetNuke) before 9.4.0 by remote authenticated users via the Display Name field in the admin notification function.
- Record
GHSA-5whq-j5qg-wjvp- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2019-12562- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-5whq-j5qg-wjvp
Stored Cross-Site Scripting vulnerability in admin component of DotNetNuke
Cross-site scripting (XSS) is possible in DNN (formerly DotNetNuke) before 9.4.0 by remote authenticated users via the Display Name field in the admin notification function.
- Record
GHSA-5whq-j5qg-wjvp- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
DotNetNuke.CoreNuGet |
before 9.4.0 | 9.4.0 |
DotNetNuke.CoreNuGet |
before 9.4.0, plus listed versions 6.0.07.0.07.0.6.1217.1.07.1.2 Show 20 moreShow less7.2.0.6137.3.0.4997.3.1.207.4.0.3537.4.1.2807.4.2.2168.0.0.8098.0.1.2398.0.2.48.0.3.58.0.4.2269.0.0.10029.0.1.1429.1.0.3679.1.1.1299.2.0.3669.2.1.5339.3.09.3.19.3.2 |
9.4.0 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | DotNetNuke < 9.4.0 - Cross-Site Scripting | 2019-10-01 |
| PoC in GitHub | MAYASEVEN/CVE-2019-12562 | 2019-10-03 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV, PoC in GitHub |