Vulnerability Description
The Kossy module before 0.60 for Perl allows JSON hijacking because of X-Requested-With mishandling.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Related Weaknesses (CWE)
References
- https://github.com/kazeburo/Kossy/pull/16
- https://metacpan.org/dist/Kossy/changes
- https://github.com/kazeburo/Kossy/pull/16
- https://metacpan.org/dist/Kossy/changes
FAQ
What is CVE-2021-47157?
CVE-2021-47157 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The Kossy module before 0.60 for Perl allows JSON hijacking because of X-Requested-With mishandling.
How severe is CVE-2021-47157?
CVE-2021-47157 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-47157?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.