Security readout for executives and security teams
Plain-English summary
OpenEMR before 8.0.0 has a serious SQL injection flaw in the Immunization search/report area. Any authenticated user could potentially compromise the full database, including protected health information and credentials. For healthcare environments, this is a high-priority privacy and operational risk.
Executive priority
Treat as urgent for any healthcare or clinical system using OpenEMR. The issue can affect PHI confidentiality and database integrity, but it requires authentication. Prioritize upgrade, access review, and compromise assessment for exposed or shared-user environments.
Technical view
CVE-2026-23627 is a CWE-89 SQL injection in OpenEMR’s Immunization module. User-supplied patient_id values are concatenated into SQL WHERE clauses without parameterization or escaping. The advisory states this can allow arbitrary SQL queries, complete database compromise, PHI exfiltration, credential theft, and potential remote code execution. Fixed in OpenEMR 8.0.0.
Likely exposure
Organizations running OpenEMR versions earlier than 8.0.0 are affected. Exposure requires an authenticated user account, but the source states any authenticated user can trigger the vulnerable path. Risk is greater where OpenEMR is broadly accessible or accounts are weakly controlled.
Exploitation context
The CVSS 4.0 score is 7.4 with network attack vector, low complexity, low privileges, and no user interaction. The provided sources do not state active exploitation, and this CVE is not listed as KEV in the supplied data.
Researcher notes
Evidence is from the CVE record, GitHub Security Advisory, and linked fix commit. The root cause is unsafe patient_id handling in SQL construction. Do not assume unauthenticated exploitation or active exploitation from the provided sources.
Mitigation direction
- Upgrade OpenEMR to version 8.0.0 or later.
- Review the GitHub advisory for vendor-specific remediation details.
- Limit OpenEMR access to trusted users until upgraded.
- Review account security and disable unnecessary authenticated accounts.
- Assess whether PHI or credentials may have been exposed.
Validation and detection
- Inventory all OpenEMR deployments and record versions.
- Confirm no production instance runs below OpenEMR 8.0.0.
- Verify the Immunization module is no longer using the vulnerable release.
- Review database and application logs for unusual Immunization search activity.
- Confirm remediation against the vendor advisory and patch reference.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-23627 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.4 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
7.4HighVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/openemr/openemr/security/advisories/GHSA-x3hw-rwrg-v25hCVE reference · x_refsource_CONFIRM
- https://github.com/openemr/openemr/commit/cbf4ea4345b14a6c8362201e30c74ffb0949cdb1CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.