{"id":"CVE-2026-120632","published":"2026-11-04T00:17:24.320","lastModified":"2026-11-04T00:17:24.320","description":"CGI versions before 5.00 for Perl allow CPU exhaustion via a backtracking regex on the XForms multipart/related Content-Type.\n\nWhen a POST Content-Type contains multipart/related, the boundary and start parameters are extracted with an unanchored pattern that puts .+ on either side of the boundary capture, which backtracks in cubic time on a header that does not match. No request body is needed.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-1333"],"vendors":[],"products":[],"references":[{"url":"https://github.com/leejo/CGI.pm/commit/1e529c7ac8d410a51b4b04ab9d6cc00d51ef33c0.patch","tags":[]},{"url":"https://metacpan.org/release/LEEJO/CGI-4.72/source/lib/CGI.pm","tags":[]},{"url":"https://metacpan.org/release/LEEJO/CGI-5.00/changes","tags":[]}],"exploitRefs":[{"url":"https://github.com/leejo/CGI.pm/commit/1e529c7ac8d410a51b4b04ab9d6cc00d51ef33c0.patch","tags":[]}],"hasPoc":true,"ai":null}