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CVE-2026-48611

AI Predicted 9.8 Difficulty: Easy EPSS 0.37% · P28

Affected Version Matrix 1

VendorProductVersion RangeStatus
phpBBphpBB3.3.0≤ 3.3.16affected
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I. Basic Information for CVE-2026-48611

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper authentication checks in the OAuth implementation allow account hijacking even when OAuth is not configured or enabled leading to unauthorized access in default installations.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
认证机制不恰当
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
phpBBphpBB 3.3.0 ~ 3.3.16 -

II. Public POCs for CVE-2026-48611

#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2026-48611

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Vendor Advisories for CVE-2026-48611 (1)

Same Patch Batch · phpBB · 2026-06-12 · 4 CVEs total

CVE-2026-47366BBPress ACP权限验证缺陷致提权
CVE-2026-48613phpBB <3.3.11 迁移漏洞导致SQL注入
CVE-2026-48612OAuth状态验证不当致账号接管

IV. Related Vulnerabilities

Same product: phpBB
Same vendor: phpBB
Same weakness: CWE-287

V. Comments for CVE-2026-48611

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