TI-2026-74411 CVE-2026-103974Stored HTML injection in lichess.org study PGN annotator tagPriority MEDIUM 58lichess.org is the forever free, adless and open source chess server.CVSS 3.1MEDIUM 5.4· Network · Low privileges · User interaction · EPSS 0.00214 · Published 2026-10-14 · No fix listed CWE-79