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zvab.com Cross Site Scripting vulnerability | OBB-1081828


Security Researcher H_chabik Helped patch 2664 vulnerabilities
Received 5 Coordinated Disclosure badges
Received 2 recommendations
, a holder of 5 badges for responsible and coordinated disclosure, found a security vulnerability affecting zvab.com website and its users.

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

      a. verified the vulnerability and confirmed its existence;
      b. notified the website operator about its existence.

Affected Website:zvab.com  
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:H_chabik Helped patch 2664 vulnerabilities
Received 5 Coordinated Disclosure badges
Received 2 recommendations
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:

Mirror: Click here to view the mirror

Coordinated Disclosure Timeline

Vulnerability Reported:1 February, 2020 17:55 GMT
Vulnerability Verified:3 February, 2020 07:00 GMT
Website Operator Notified:3 February, 2020 07:00 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]:
3 February, 2020 07:00 GMT
Vulnerability Fixed:13 August, 2020 15:06 GMT
Public Disclosure:  InformationA security researcher can delete the report before public disclosure, afterwards the report cannot be deleted or modified anymore. The researcher can also postpone public disclosure date as long as reasonably required to remediate the vulnerability.2 March, 2020 17:55 GMT

For Website Operators and Owners

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For remediation best practices, please also refer to OWASP remediation guidelines. More information about coordinate and responsible disclosure on Open Bug Bounty is available here.

DISCLAIMER: As a non-profit project, Open Bug Bounty never acts as an intermediary between website owners and security researchers. Our role is strictly limited to independent verification of the reports and proper notification of website owners by all available means.

zvab.com

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@lorenzoherrera     21 September, 2020
    Twitter lorenzoherrera:
Found a security vulnerability in our site and provided us with information on how de bug works, and how to solve it. So much thanks!
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