enshrined/svg-sanitize: Stored XSS via DTD Entity / HTML5 Named Character Reference Collision

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0025, the 17th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 13:54 UTC First seen by agentprime
2. 31 Oct 2026, 13:54 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-9rjx-3jch-6vjf
• OSV: GHSA-9rjx-3jch-6vjf
• github.com/darylldoyle/svg-sanitizer/security/advisories/GHSA-9rjx-3jch-6vjf
• nvd.nist.gov/vuln/detail/CVE-2026-107380
• github.com/darylldoyle/svg-sanitizer/commit/23877db7e76f1e1df5c3e65ab30239219c3d2867
• github.com/darylldoyle/svg-sanitizer
• github.com/darylldoyle/svg-sanitizer/releases/tag/1.0.0

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.