SSRF in Courtbouillon Cairosvg
CVE-2023-27586
CairoSVG is an SVG converter based on Cairo, a 2D graphics library. Prior to version 2.7.0, Cairo can send requests to external hosts when processing SVG files. A malicious actor could send a specially crafted SVG file that allows them to perform a server-side request forgery or denial of service. Version 2.7.0 disables CairoSVG's ability to access other files online by default.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L.
EPSS exploit prediction
EPSS: 0.007 (52.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Courtbouillon Cairosvg
- Kozea Cairosvg — versions < 2.7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/Kozea/CairoSVG/security/advisories/GHSA-rwmf-w63j-p7gv (Vendor Advisory)
- github.com/Kozea/CairoSVG/commit/12d31c653c0254fa9d9853f66b04ea46e7397255 (Patch)
- github.com/Kozea/CairoSVG/commit/33007d4af9195e2bfb2ff9af064c4c2d8e4b2b53 (Patch)
- github.com/Kozea/CairoSVG/releases/tag/2.7.0 (Release Notes)
Frequently asked questions
- What is CVE-2023-27586?
- CVE-2023-27586 is a critical-severity vulnerability in Courtbouillon Cairosvg, classified under Improper Input Validation. CVSS score: 9.9/10. Published 2023-03-20.
- How severe is CVE-2023-27586?
- Critical severity. CVSS v3 base score is 9.9 out of 10.
- Is CVE-2023-27586 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.