Auth bypass in Augmentt

CVE-2026-6355

A vulnerability in the web application allows unauthorized users to access and manipulate sensitive data across different tenants by exploiting insecure direct object references. This could lead to unauthorized access to sensitive information and unauthorized changes to the tenant's configuration.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-6355: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-6355?
CVE-2026-6355 is a medium-severity vulnerability in Augmentt, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-04-22.
How severe is CVE-2026-6355?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2026-6355 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.