A Phase 1b, Randomized, Double-Blind, Placebo-Controlled, Multiple Ascending Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of BMS-986326 in Adult Participants With Discoid Lupus Erythematosus, Subacute Cutaneous Lupus Erythematosus, or Systemic Lupus Erythematosus

Inclusion Criteria: * Having a diagnosis of Discoid Lupus Erythematosus (DLE), Subacute Cutaneous Lupus Erythematosus (SCLE), or Systemic Lupus Erythematosus (SLE). * Participants with DLE or SCLE must have their diagnosis at least 3 months prior to screening and must be confirmed by biopsy (except if only the facial/head/neck region is affected) and must have some ongoing disease activity (based CLASI-A scoring). * Participants with SLE must have a diagnosis of SLE at screening based on the 2019 EULAR/ACR Classification for SLE and have mild-moderate disease severity (based on a SLEDAI-2K sc…