CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
What the vulnerability does
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bastien Ho Event post event-post allows Stored XSS.This issue affects Event post: from n/a through <= 5.9.7.
Explanation of Vulnerability in Simple Terms
Event Post versions 5.9.7 and earlier contain a cross-site scripting (XSS) vulnerability. An authenticated user can inject malicious scripts that execute in other users' browsers when they view affected content. The vulnerability requires user interaction—the victim must visit a page containing the injected payload. Impact is limited to low-severity data exposure and site defacement.
What an attacker can do
Inject JavaScript that runs in other users' browsers to steal session tokens or deface content.
Potential impact on your site
Authenticated users can inject scripts affecting other visitors; session hijacking and defacement are possible.
Conditions required to exploit
Attacker must have a low-privilege account; victim must visit a page with the malicious payload.
Key dates
External resources
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