CVE-2026-15580 - Vulnerability Details - OpenCVE

vault token disclosure via unvalidated postMessage vulnerability in N-able PassPortal allows Authentication Abuse.

This issue affects the PassPortal browser extension: before 3.49.6.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://me.n-able.com/s/security-advisory/aArVy0000002GQTKA2/cve202615580-vault-token-disclosure-via-unvalidated-postmessage

History

Fri, 21 Aug 2026 14:15:00 +0000

Type	Values Removed	Values Added
Description		vault token disclosure via unvalidated postMessage vulnerability in N-able PassPortal allows Authentication Abuse. This issue affects the PassPortal browser extension: before 3.49.6.
Title		PassPortal browser extension: vault token disclosure via unvalidated postMessage
Weaknesses		CWE-1385
References		https://me.n-able.com/s/security-advisory/aArVy0000002GQTKA2/cve202615580-vault-token-disclosure-via-unvalidated-postmessage
Metrics		cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: N-able

Published: 2026-08-21T14:00:10.835Z

Updated: 2026-08-21T14:00:10.835Z

Reserved: 2026-07-13T10:21:53.607Z

Link: CVE-2026-15580

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-08-21T14:16:48.587

Modified: 2026-08-21T14:16:48.587

Link: CVE-2026-15580

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-1385

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