CVE-2023-27586 — CairoSVG is an SVG converter based on Cairo, a 2D graphics library
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
Published
2023-03-20T15:23:31.106Z
Last modified
2025-02-25T14:52:14.700Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L
01What is this vulnerability?
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.
02Affected products
| Vendor | Product | Versions |
|---|
| Kozea | CairoSVG | < 2.7.0 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2023-03-20T15:23:31.106Z
- Last modified: 2025-02-25T14:52:14.700Z
09References
- github.com — https://github.com/Kozea/CairoSVG/security/advisories/GHSA-rwmf-w63j-p7gv
- github.com — https://github.com/Kozea/CairoSVG/commit/12d31c653c0254fa9d9853f66b04ea46e739725…
- github.com — https://github.com/Kozea/CairoSVG/commit/33007d4af9195e2bfb2ff9af064c4c2d8e4b2b5…
- github.com — https://github.com/Kozea/CairoSVG/releases/tag/2.7.0
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