{"schemaVersion":3,"id":"CVE-2026-110249","aliases":["DEBIAN-CVE-2026-110249","UBUNTU-CVE-2026-110249"],"status":"published","duplicateOf":null,"title":null,"description":"A malicious, compromised, or MITM-controlled Exchange server can return a single well-formed SOAP response containing an element with enough attributes to keep Thunderbird's main thread CPU-bound for seconds to hours. 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