{"id":"CVE-2026-110673","revision":"2b5e5cb8e2f542c1a54bb8a1640c7b0d","records":[{"revision":"2b5e5cb8e2f542c1a54bb8a1640c7b0d","observedAt":"2026-10-29T18:12:12.436+00:00","statement":{"source":"cve-program","id":"CVE-2026-110673","aliases":[],"title":"Cpanel::JSON::XS versions before 4.80 for Perl allow stack exhaustion via nested tagged values under allow_tags in decode_tag","description":"Cpanel::JSON::XS versions before 4.80 for Perl allow stack exhaustion via nested tagged values under allow_tags in decode_tag.\n\nWith allow_tags, \"(\" starts a tagged value. Its tag and value are decoded recursively, and each can start another tagged value. Unlike arrays and objects, this nesting is not counted against max_depth.\n\nA run of \"(\" bytes exhausts the C stack and triggers an uncatchable segmentation fault regardless of max_depth.","state":0,"publishedAt":"2026-10-19T18:11:15.412+00:00","modifiedAt":"2026-10-29T16:34:55.069+00:00","affected":[{"ecosystem":"https://cpan.org/modules","name":"Cpanel-JSON-XS","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"collectionURL\": \"https://cpan.org/modules\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"modules\": [\n                        \"Cpanel::JSON::XS\"\n                    ],\n                    \"packageName\": \"Cpanel-JSON-XS\",\n                    \"packageURL\": \"pkg:cpan/Cpanel-JSON-XS\",\n                    \"programFiles\": [\n                        \"XS.xs\"\n                    ],\n                    \"programRoutines\": [\n                        {\n                            \"name\": \"decode_tag\"\n                        }\n                    ],\n                    \"repo\": \"https://github.com/rurban/Cpanel-JSON-XS\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"4.80\",\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://github.com/rurban/Cpanel-JSON-XS/commit/995eb484a9351753e2a8ec3317918b5b4a4e086a.patch","https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.80/changes"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110673","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110673","identifiers":["CVE-2026-110673"]},"retained":false,"historicalAffected":[]}],"coverage":[]}