CVE-2025-40676

Medium

Description

Insecure Direct Object Reference (IDOR) in Negotiator v3.15.2 from Biobanking and Biomolecular Resources - European Research Infrastructure (BBMRI-ERIC). This vulnerability allows an attacker to access or modify unauthorised resources by manipulating requests that use the 'userID' parameter in '/api/v3/users/<userID>', which may result in the exposure or alteration of sensitive data

SeverityMedium

CVSS5.3

Exploit probability—

ProductNegotiator

PublishedOct 7, 2025

First seenOct 7, 2025

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

BBMRI-ERIC Negotiator3.15.5 or later

Affected products

Product	Affected versions	Fixed in
BBMRI-ERIC Negotiator	v < 3.15.5	3.15.5

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