N-ableCVE-2026-15580

vault token disclosure via unvalidated postMessage vulnerability in N-able...

CVE-2026-15580 · Published Aug 21, 2026 · updated Sep 8, 2026

Medium6.9

Fix: upgrade to 3.49.6 or later

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 versions

Package	Affected	Fixed in
PassPortal Product	< 3.49.6	3.49.6

Details and references

CVSS 4.0: 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity from: the vendor (its own CVE record or advisory)
Weakness: CWE-1385