CVE intelligence and bounded remediation
CVE-2024-12326 — Jirafeau Jirafeau security vulnerability
Jirafeau normally prevents browser preview for SVG files due to the possibility that manipulated SVG files could be exploited for cross site scripting. This was done by storing the MIME type of a file and preventing the browser preview for MIME type image/svg+xml. This issue was first reported in CVE-2022-30110. However, it was still possible to do a browser preview of a SVG file by sending a manipulated MIME type during the upload, where the case of any letter in image/svg+xml had been changed (like image/svg+XML). The check for image/svg+xml has been changed to be case insensitive.
- Severity
- Medium
- CVSS
- 6.1 (3.1)
- Published
- 2024-12-06
- CISA KEV
- Not currently listed
- Ecosystem
- software/application
- Weaknesses
- CWE-79
Affected products
- jirafeau / jirafeau
Matched remediation archetype
Cross-site scripting and unsafe browser output
This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.
Check exposure
- Trace reflected, stored, and DOM-derived untrusted values into HTML, attributes, URLs, styles, scripts, and client-side template sinks.
- Identify affected origins, authenticated user roles, sensitive browser capabilities, and where content is shared across tenants.
- Review framework escaping, rich-text sanitization, legacy templates, and client-side rendering paths.
Remediate safely
- Use context-aware framework output encoding and safe DOM APIs; keep untrusted data out of executable contexts.
- Sanitize intentionally supported markup with a maintained allowlist policy and validate URLs and attributes separately.
- Update affected rendering components and add tests for every output context using inert sentinel markup.
Authoritative sources
Complete CVE record and remediation plan
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