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

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: 2026-11-02T17:33:53.840Z

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

Link: CVE-2026-120627

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

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

Modified: 2026-11-02T19:34:23.993

Link: CVE-2026-120627

cve-icon Redhat

No data.