CVE-2026-48612 HIGH

CVE-2026-48612

Vendor Phpbb
Product phpBB
Weakness CWE-352 · CSRF
Published June 12, 2026
Last update June 12, 2026
View on NVD All CVEs

CVSS base score

8.0/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

Improper state verification in the OAuth implementation could allow an attacker to manipulate the authentication flow and cause a victim’s account to be linked to an attacker-controlled account. This can result in unauthorized account linking and potential account takeover.

Key dates

02Disclosure timeline

June 12, 2026 CVE published
June 12, 2026 Record updated

Related vulnerabilities

04Related CVE

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