A Haverhill teacher was arrested last week, accused of fabricating her credentials — including academic degrees and military honors — to land posts in three Massachusetts school districts, prosecutors said.

Lissa Lagasse, 57, of Lowell, allegedly forged advanced-degree transcripts, a combat veteran record, and a Purple Heart award to secure teaching positions in Lowell, Worcester, and Haverhill, Essex District Attorney Paul F. Tucker’s office said in a statement.

The superintendents of Haverhill and Lowell Public Schools, didn’t immediately respond to the Globe’s request for comment. Daniel O’Brien, a spokesperson for Worcester Public Schools, confirmed in an email Saturday that Lagasse was employed there for the 2023-2024 school year.

Lagasse was indicted by an Essex grand jury on 21 c

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