CVE-2019-13948

Medium

Description

SyGuestBook A5 Version 1.2 allows stored XSS because the isValidData function in include/functions.php does not properly block XSS payloads, as demonstrated by a crafted use of the onerror attribute of an IMG element.

SeverityMedium
CVSS5.4
Exploit probability—
ProductSyguestbook
PublishedJul 18, 2019
First seenJul 18, 2019

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
syguestbook_a5_project syguestbook_a51.2—

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