mutt before 2.3.2 does not check for '\0' in urlpctdecode.
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43861.json", "cwe_ids": [ "CWE-158" ], "cna_assigner": "mitre" }
{ "source": [ "DESCRIPTION", "REFERENCES" ], "extracted_events": [ { "introduced": "0" }, { "fixed": "2.3.2" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-43861.json"