KOHA Library System version 16.11.x (up until 16.11.13) and 17.05.x (up until 17.05.05) contains a Cross Site Request Forgery (CSRF) vulnerability in /cgi-bin/koha/members/paycollect.pl Parameters affected: borrowernumber, amount, amountoutstanding, paid that can result in Attackers can mark payments as paid for certain users on behalf of Administrators. This attack appear to be exploitable via The victim must be socially engineered into clicking a link, usually via email. This vulnerability appears to have been fixed in 17.11.
Conclusion & alert: CVE-2018-1000669 is rated High Exploit Risk (63.7/100): CVSS High severity, with low exploitation likelihood (EPSS 0.48%).Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB).Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Public exploit references (Exploit-DB) for CVE-2018-1000669
Exploit prediction scoring system (EPSS) score for CVE-2018-1000669
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).