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    CVE-2016-9403

    newreply.php in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 allows remote attackers to have unspecified impact by leveraging a missing permission check.

    Published:Jan 31, 2017
    Last Modified:Apr 20, 2025
    EPS:Jan 31, 2017
    EPSS Score:0.05329
    CVSS Score:9.8

    Affected Products

    Vendor
    Mybb
    Product
    Merge System
    Vendor
    Mybb
    Product
    Mybb

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2015-8977 (CVSS 7.5) — MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remot…
    CVE-2016-9406 (CVSS 6.1) — Cross-site scripting (XSS) vulnerability in the User control panel in MyBB (aka MyBulletinBoard) before 1.8.7 …
    CVE-2016-9414 (CVSS 7.5) — MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 allow remote attackers to obtain se…
    CVE-2015-8973 (CVSS 8.3) — xmlhttp.php in MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.…
    CVE-2015-8974 (CVSS 10) — SQL injection vulnerability in the Group Promotions module in the admin control panel in MyBB (aka MyBulletinB…
    CVE-2015-8976 (CVSS 6.1) — Cross-site scripting (XSS) vulnerability in MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 an…
    CVE-2016-9402 (CVSS 9.8) — SQL injection vulnerability in the moderation tool in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge S…
    CVE-2016-9404 (CVSS 6.1) — Cross-site scripting (XSS) vulnerability in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System befo…
    CVE-2016-9405 (CVSS 6.1) — Cross-site scripting (XSS) vulnerability in member validation in MyBB (aka MyBulletinBoard) before 1.8.7 and M…
    CVE-2015-8975 (CVSS 6.1) — Cross-site scripting (XSS) vulnerability in the error handler in MyBB (aka MyBulletinBoard) before 1.6.18 and …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High