hitSuji (rktSNS2) vulnetable to cross-site scripting


hitSuji (rktSNS2) provided by rakuto.net is an open source SNS software. hitSuji (rktSNS2) contains a cross-site scripting vulnerability.

During the meeting of Committee for authorizing the disclosure of unresolved vulnerabilities held on May 26, 2015, it was judged that an advisory for this vulnerability shall be disclosed since all the criteria and conditions described below which are stated in Standards for Handling Software Vulnerability Information and Others (Directive #110, 2014) and Information Security Early Warning Partnership Guideline have been satisfied.
1. The developer of the product is unreachable
2. Existence of vulnerability has been verified
3. Not disclosing this case may result in the risk that product users will have no means to know of the existence of the vulnerability in the product
4. There are no particular reasons that would make disclosure inappropriate
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 4.3 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products

  • hitSuji (rktSNS2) 0.2.2b

The above is product name and version.

An arbitrary script may be executed on the user's web browser.

[Consider stop using hitSuji (rktSNS2) 0.2.2b]
Since the developer was unreachable, existence of any mitigations are unknown.
Vendor Information

CWE (What is CWE?)

  1. Cross-site Scripting(CWE-79) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2015-2986

  1. JVN : JVN#24692261
  2. National Vulnerability Database (NVD) : CVE-2015-2986
Revision History

  • [2015/09/03]
      Web page was published
      References : Content was added