# CVE-2026-15580

## Summary

- **CVE ID:** CVE-2026-15580
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (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)
- **CWE:** CWE-1385
- **Published:** Aug 21, 2026
- **Last Modified:** Aug 21, 2026

## 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.

## Affected Products

- N-able — PassPortal (0)

## References

- [CNA](https://me.n-able.com/s/security-advisory/aArVy0000002GQTKA2/cve202615580-vault-token-disclosure-via-unvalidated-postmessage)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.19%
- **EPSS Percentile:** 8.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._