CVEvulnerability
CVE-2026-31899
7.5 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-03-13
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-674
Description
CairoSVG is an SVG converter based on Cairo, a 2D graphics library. Prior to Kozea/CairoSVG has exponential denial of service via recursive <use> element amplification in cairosvg/defs.py. This causes CPU exhaustion from a small input.
Affected configurations
• courtbouillon cairosvg (< 2.9.0)
Related
Weakness · CWE (1)
- CWE-674 Uncontrolled Recursion weakness
References
- https://github.com/Kozea/CairoSVG/commit/6dde8685ed3f19837767bce7a13a5491e3d0e0bf Patch
- https://github.com/Kozea/CairoSVG/security/advisories/GHSA-f38f-5xpm-9r7c Exploit, Mitigation, Vendor Advisory