CVE-2020-24621
CVE-2020-24621 is a high-severity vulnerability in Openmrs Htmlformentry with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.5
- EPSS exploit prediction: 3% (86th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Openmrs Htmlformentry
- Published:
- Last modified:
Description
A remote code execution (RCE) vulnerability was discovered in the htmlformentry (aka HTML Form Entry) module before 3.11.0 for OpenMRS. By leveraging path traversal, a malicious Velocity Template Language file could be written to a directory. This file could then be accessed and executed.
Frequently asked questions
- What is CVE-2020-24621?
- A remote code execution (RCE) vulnerability was discovered in the htmlformentry (aka HTML Form Entry) module before 3.11.0 for OpenMRS. By leveraging path traversal, a malicious Velocity Template Language file could be written to a directory. This file could then be accessed and executed.
- How severe is CVE-2020-24621?
- CVE-2020-24621 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-24621 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-24621?
- CVE-2020-24621 affects Openmrs Htmlformentry. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-24621?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-24621 published?
- CVE-2020-24621 was published on 2020-09-25 and last updated on 2026-06-17.
References
- https://github.com/openmrs/openmrs-module-htmlformentry/pull/178
- https://github.com/openmrs/openmrs-module-uiframework/pull/59
- https://issues.openmrs.org/browse/HTML-730
- https://www.contrastsecurity.com/security-influencers
- https://www.contrastsecurity.com/security-influencers/authenticated-remote-code-execution-openmrs
Affected products (1)
- cpe:2.3:a:openmrs:htmlformentry:*:*:*:*:*:openmrs:*:*
Other CWE-22 (Path Traversal) vulnerabilities
- CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
- CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
- CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
- CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
- CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
- CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…