{"affected":[{"defaultStatus":"unaffected","ecosystem":"cpan","packageName":"CGI","product":"","source":"CNA: CPANSec","vendor":"","versions":[{"lessThan":"5.00","status":"affected","version":"4.71","versionType":"custom"}]}],"cveId":"CVE-2026-120646","cwes":["CWE-843"],"description":"CGI versions from 4.71 before 5.00 for Perl allow denial of service via a plain string dereferenced as a symbolic reference in uploadInfo.\n\nuploadInfo dereferences its argument and calls its filename method without checking that it is an upload filehandle. A plain string naming a defined global variable, such as the parameter value from ?upload=0, is treated as a symbolic reference, and the method call on it dies.","epss":null,"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793749259008,"publishedAt":1793749259008,"references":[{"source":"CNA: CPANSec","tags":["technical-description"],"url":"https://metacpan.org/release/LEEJO/CGI-4.72/source/lib/CGI.pm"},{"source":"CNA: CPANSec","tags":["release-notes"],"url":"https://metacpan.org/release/LEEJO/CGI-5.00/changes"},{"source":"CNA: CPANSec","tags":["patch"],"url":"https://github.com/leejo/CGI.pm/commit/a14a7decfdc18f2daf436d30df9b543e3f0f8da3.patch"}],"remediation":[{"kind":"fix","source":"CNA: CPANSec","text":"Upgrade to CGI 5.00 or later."},{"kind":"fix","source":"CNA: CPANSec","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/leejo/CGI.pm/commit/a14a7decfdc18f2daf436d30df9b543e3f0f8da3.patch"}],"revision":"49278f97a2c864c30f2b5a6f3361f25235547b8e44e88f16e7ea3c43834e7501","sources":[{"modifiedAt":1793749259008,"name":"CNA: CPANSec","retrievedAt":1793750985602,"url":"https://www.cve.org/CVERecord?id=CVE-2026-120646"}],"ssvc":null,"status":"published","title":"CGI versions from 4.71 before 5.00 for Perl allow denial of service via a plain string dereferenced as a symbolic reference in uploadInfo","updatedAt":1793750985602}