Vulnerability Description
Incorrect access control in the webhook management component of Project Firefly III v6.5.9 allows attackers to scan internal resources via a crafted POST request.
CVSS Score
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Related Weaknesses (CWE)
References
- https://gist.github.com/pyuysig/f5395f90753ba652835ba9c6abf4c4ae
- https://gist.github.com/pyuysig/f5395f90753ba652835ba9c6abf4c4ae
FAQ
What is CVE-2026-50886?
CVE-2026-50886 is a vulnerability with a CVSS score of 9.1 (CRITICAL). Incorrect access control in the webhook management component of Project Firefly III v6.5.9 allows attackers to scan internal resources via a crafted POST request.
How severe is CVE-2026-50886?
CVE-2026-50886 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-50886?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.