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Incorrect handling of embedded SVG and MathML leads to mutation XSS after removal

🗓️ 21 Sep 2025 12:00:00Reported by rustsecType 
rustsec
 rustsec🔗 rustsec.org👁 6 Views

Mutation XSS can occur from embedded SVG or MathML when removal happens with svg or math allowed and a raw text element is present.

Detection
Vulners
Node
rust-ammoniaammoniaRange0.0.0–3.3.1rust
OR
rust-ammoniaammoniaRange4.0.0–4.0.1rust
OR
rust-ammoniaammoniaRange4.1.0–4.1.2rust

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28 Oct 2025 06:02Current
6.9Medium risk
Vulners AI Score6.9
mutation xssembedded svgmathmlsvg allowedraw text elementtitletextareaxmpiframenoembednoframesplaintextnoscriptstylescript
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