Is CVE-2026-6355 in the CISA KEV catalog?

No. CVE-2026-6355 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-6355?

CVE-2026-6355 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2026-6355?

CVE-2026-6355 has an EPSS score of 0.21% (12th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-6355?

Upgrade augmentt to 2025-10-02 or later.

CVE & CISA-KEV Catalog

CVE-2026-6355

MEDIUM

6.5

CVSS v3

NVD

Description

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.

CWE-639Authorization Bypass Through User-Controlled Key

How to fix

Remediation Available

augmenttNVD

Affected:< 2025-10-02Fixed in:2025-10-02CVE-2026-6355derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploit Intelligence

0.21%probability of exploitation in 30 days

12thpercentile

Low risk: more likely to be exploited than 12% of all known CVEs.

References

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-639 (Authorization Bypass Through User-Controlled Key) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-6875	Critical	9.8	90%	-	-
CVE-2024-46982	High	7.5	61%	-	Fix
CVE-2021-45428	Critical	9.8	57%	-	-
CVE-2019-17382	Critical	9.1	54%	-	Fix
CVE-2019-13360	Critical	9.8	24%	-	-
CVE-2023-48783	Medium	5.4	22%	-	Fix

Embed a live status badge for CVE-2026-6355

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-12.