CVE-2021-31927

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-10 · updated 2026-06-17
Weakness: CWE-639

Description

An Insecure Direct Object Reference (IDOR) vulnerability in Annex Cloud Loyalty Experience Platform <2021.1.0.1 allows any authenticated attacker to modify any existing user, including users assigned to different environments and clients. It was fixed in v2021.1.0.2.

Affected products

Annexcloud Loyalty Experience Platform: before 2020.1.0.1 — fixed in 2020.1.0.1

How to fix

Upgrade to a fixed version: Annexcloud Loyalty Experience Platform 2020.1.0.1. Check the vendor advisory for mitigations.

References

https://github.com/Accenture/AARO-Bugs/blob/master/AARO-CVE-List.md
https://www.annexcloud.com/
https://github.com/Accenture/AARO-Bugs/blob/master/AARO-CVE-List.md
https://www.annexcloud.com/

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