2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/194293Using 'Cut and Paste' technique, we develop a thin shell wormhole in heterotic string theory. We determine the surface stresses, which are localized in the shell, by using Darmois-Israel formalism. The linearized stability of this thin wormhole is also analyzed.12 pages, 2 figures, Accepted in Int. J. Mod. Phys. DGeneral Relativity and Quantum Cosmologytext