An open redirect vulnerability exists in the return_page redirection functionality of phpGACL 3.3.7, OpenEMR 5.0.2 and OpenEMR development version 6.0.0 (commit babec93f600ff1394f91ccd512bcad85832eb6ce). A specially crafted HTTP request can redirect users to an arbitrary URL. An attacker can provide a crafted URL to trigger this vulnerability.
CVSS v4.0 Metrics
Exploitability
Attack VectorNetwork
ComplexityLow
RequirementsPresent
PrivilegesNone
User InteractionActive
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityLow
IntegrityLow
AvailabilityNone
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | PoC | E: U→P | 0.5 → 1.2 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 0.5 |
Affected Software
| Vendor | Product | Version |
|---|
| n/a | phpGACL | OpenEMR 5.0.2,OpenEMR development version 6.0.0 (commit babec93f600ff1394f91ccd512bcad85832eb6ce),phpGACL 3.3.7 |
| open-emr | openemr | 5.0.2 |
| phpgacl_project | phpgacl | 3.3.7 |
Published: 2021-02-10