CVE-2018-16521
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in...
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.
- Record
CVE-2018-16521- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-611
- Updated
- 2026-11-02
CVE List No score
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.
- Record
CVE-2018-16521- Updated
- 2026-11-02
EUVDEUVD-2018-8330 No score
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.
- Record
EUVD-2018-8330- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pfpg-h57h-cgrj
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in...
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.
- Record
GHSA-pfpg-h57h-cgrj- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-611
- Updated
- 2026-11-02
OSV
An XML External Entity (XXE) vulnerability exists in HTML Form Entry 3.7.0, as distributed in OpenMRS Reference Application 2.8.0.
- Record
CVE-2018-16521- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-16521 is a critical vulnerability (CVSS 9.8) in Openmrs Html Form Entry, published September 5, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.92%, the 79th percentile. No source names a fixed version.