CVE-2026-93749

source-map-js (through 1.2.1 ) fails to validate the per-section offset line value in indexed source maps, allowing a remote, unauthenticated attacker to supply an extremely large offset line value. This triggers synchronous event loop blocking for extended periods, preventing the service from ha...

CVE-2026-93749

source-map-js through 1.2.1 fails to validate the per-section offset line value in indexed source maps, allowing attackers to specify arbitrary numeric values. Attackers can supply extremely large offset line values that cause synchronous event loop blocking for extended periods, preventing the...