4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
5.6 Medium
AI Score
Confidence
High
0.07 Low
EPSS
Percentile
94.0%
Cross-site scripting (XSS) vulnerability in MyBulletinBoard (MyBB) allows remote attackers to inject arbitrary web script or HTML via a signature containing a JavaScript URI in the SRC attribute of an IMG element, in which the URI uses SGML numeric character references without trailing semicolons, as demonstrated by “javascript”.