Dashboard / CVE-2026-124453

CVE-2026-124453

HIGH
MEDIUM Priority: 0.01 BB Relevance: 64/100
Published: 2026-11-08 Modified: 2026-11-13 First seen: 2026-11-08 Status: active

Attack Surface

Network Low Complexity No Interaction Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: X
AT: None
VC: Low
VI: High
VA: None

Description

OpenEMR before 8.3.0 contains an insecure direct object reference vulnerability in portal/lib/persist.php that allows authenticated portal patients to write settings for other patients. Attackers can modify the setting_patient parameter in a JSON POST request to another patient's PID, altering that patient's portal settings such as the portal theme.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
openemr openemr 0 < 8.3.0
openemr openemr 0 < 8.3.0

References & Advisories (2)

Bug Bounty Relevance

64 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

7.1 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.20%
Raw Score 0.002040
Percentile 10.5%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00204
2026-11-12
0.00204
2026-11-10
0.00204
2026-11-09
0.00204

Intelligence Sources

mitre ref →
nvd ref →

External Links