CVE-2026-126449

HIGH
MEDIUM Priority: 0.02 BB Relevance: 64/100
Published: 2026-11-13 Modified: 2026-11-13 First seen: 2026-11-13 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 8.5.0 contains a missing authorization vulnerability in immunizations.php, diagnosis_full.php, and billing_process.php that lets low-privileged users bypass ACL checks. Authenticated Front Office users can reuse their session CSRF token to add or delete immunizations, write encounter billing codes, and invoke the billing processor.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
openemr openemr 0 < 8.5.0

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

0.28%
Raw Score 0.002780
Percentile 20.5%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00278
2026-11-13
0.00313

Intelligence Sources

mitre ref →
nvd ref →