The Private Internet Access Extension for Firefox contains an unguarded onAuthRequired authentication handler, leading to leakage of PIA proxy credentials when a user visits any malicious website that issues a Basic auth challenge. This issue was fixed in version 3.2.5, but reintroduced in later versions.
History

Sat, 07 Nov 2026 07:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 06 Nov 2026 20:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
CWE-532

Fri, 06 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}


Tue, 03 Nov 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Private Internet Access
Private Internet Access firefox Extension
Vendors & Products Private Internet Access
Private Internet Access firefox Extension

Mon, 02 Nov 2026 19:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
CWE-532

Mon, 02 Nov 2026 17:45:00 +0000

Type Values Removed Values Added
Description The Private Internet Access Extension for Firefox contains an unguarded onAuthRequired authentication handler, leading to leakage of PIA proxy credentials when a user visits any malicious website that issues a Basic auth challenge. This issue was fixed in version 3.2.5, but reintroduced in later versions.
Title CVE-2026-120627
References

cve-icon MITRE

Status: PUBLISHED

Assigner: certcc

Published: 2026-11-02T17:32:34.968Z

Updated: 2026-11-12T16:47:47.072Z

Reserved: 2026-11-02T17:31:22.160Z

Link: CVE-2026-120627

cve-icon Vulnrichment

Updated: 2026-11-06T17:50:02.628Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-02T18:18:52.733

Modified: 2026-11-06T18:17:59.433

Link: CVE-2026-120627

cve-icon Redhat

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