GCVE-110-OSM-2026-12396

PolinRider malware fork of getsentry/sentry (44801 stars) staging upstream injection using a previously-undocumented marker variant (global.i="A#-" instead of the known global['!']/global['_V']/globalThis.i= markers). The fork's eslint.config.mjs contains the payload. === UPSTREAM INJECTION ATTEMPT === Attack type: Fork-and-PR upstream injection Fork repo: Bragadeesh16/sentry Parent repo: getsentry/sentry (44801 stars) Fork created: 2026-02-26T18:17:51Z === PAYLOAD === Infected file: eslint.config.mjs Signature: new variant marker global.i="A#-..." (javascript-obfuscator.io-style hex/opcode packing, internally remaps to global['_V']) - not caught by previously-documented v1/v2/v3 PolinRider signatures === PR STATUS === PRs to parent: none found Parent infected: No (near miss)