CairoSVG is an SVG converter based on Cairo, a 2D graphics library. Prior to Kozea/CairoSVG has exponential denial of service via recursive element amplification in cairosvg/defs.py. This causes CPU exhaustion from a small input.
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-31899.json"