www.eVuln.com advisory: BBCode CSS XSS in slickMsg Summary: http://evuln.com/vulns/162/summary.html Details: http://evuln.com/vulns/162/description.html -----------Summary----------- eVuln ID: EV0162 Software: slickMsg Vendor: n/a Version: 0.7-alpha Critical Level: low Type: Cross Site Scripting Status: Unpatched. No reply from developer(s) PoC: Available Solution: Not available Discovered by: Aliaksandr Hartsuyeu ( http://evuln.com/ ) --------Description-------- It is possible to inject XSS code (expression) into CSS style of size and color bbcodes. "size" and "color" values are not properly sanitized before being used in CSS code. Note: works in MS IE --------PoC/Exploit-------- CSS XSS in BBcodes examples XSS example 1: [size=expression(alert(123))]size[/size] XSS example 2: [color=expression(alert(456))]blue[/color] ---------Solution---------- Not available ----------Credit----------- Vulnerability discovered by Aliaksandr Hartsuyeu http://evuln.com/xss/bbcode.html - recent bbcode xss advisories