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G0bl1nsecOBB:1167286
HistoryMay 20, 2020 - 8:07 p.m.

love-hotel.jp Cross Site Scripting vulnerability

2020-05-2020:07:00
g0bl1nsec
www.openbugbounty.org
3

Open Bug Bounty ID: OBB-1167286

Following coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has:

&nbsp&nbsp&nbsp&nbsp&nbsp&nbspa. verified the vulnerability and confirmed its existence;
&nbsp&nbsp&nbsp&nbsp&nbsp&nbspb. notified the website operator about its existence.

Affected Website: love-hotel.jp
Open Bug Bounty Program: Create your bounty program now. It’s open and free.
Vulnerable Application: Custom Code
Vulnerability Type: XSS (Cross Site Scripting) / CWE-79
CVSSv3 Score: 6.1 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N]
Disclosure Standard: Coordinated Disclosure based on ISO 29147 guidelines
Discovered and Reported by: g0bl1nsec
Remediation Guide: OWASP XSS Prevention Cheat Sheet
Export Vulnerability Data: Bugzilla Vulnerability Data
JIRA Vulnerability Data [ Configuration ]
Mantis Vulnerability Data
Splunk Vulnerability Data
XML Vulnerability Data [ XSD ]

Vulnerable URL:

![](data:image/png;base64, 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)

HTTP POST data:

![](data:image/png;base64, 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)

Screenshot: love-hotel.jp  vulnerability

Mirror: Click here to view the mirror

Coordinated Disclosure Timeline

Vulnerability Reported: 20 May, 2020 20:07 GMT
Vulnerability Verified: 20 May, 2020 20:23 GMT
Website Operator Notified: 20 May, 2020 20:23 GMT
a. Using the ISO 29147 guidelines
b. Using publicly available security contacts
c. Using Open Bug Bounty notification framework
d. Using security contacts provided by the researcher
Public Report Published
[without any technical details]: 20 May, 2020 20:23 GMT
Vulnerability Fixed: 27 June, 2020 13:32 GMT
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