Southern Silver Intersects 4.6 metres Averaging 201g/t Ag, 4.5% Pb and 9.8% Zn (557g/t AgEq) at Cerro Las Minitas Project in Durango, México

Vancouver, British Columbia--(Newsfile Corp. - April 1, 2026) - Southern Silver Exploration Corp. (TSXV: SSV) (OTCQX: SSVFF) (the "Company" or "Southern Silver") reports the final assays from drilling on the Puro Corazon claim which continues to extend mineralization to depth and identify additional thick intervals of high-grade and strongly silver-enriched polymetallic mineralization. Highlight assays include: a 4.6 metre interval averaging 201g/t Ag, 0.1%g/t Cu, 4.5% Pb and 9.8% Zn (557g/t AgEq), including a 1.5 metre interval averaging 401g/t Ag, 0.2% Cu, 8.9% Pb and 22.3% Zn (1181g/t AgEq)(1) from drillhole 26CLM-221; and a 9.3 metre interval averaging 62g/t Ag, 0.1% Cu, 0.2% Pb and 6.0% Zn (234g/t AgEq), including a 2.2 metre interval averaging 135g/t Ag, 0.2% Cu, 0.4% Pb and 13.5% Zn (522g/t AgEq)(1) from drillhole 26CLM-223.