The HTMLSanitizer class in html-sanitizer.ts in all released versions of the Aurelia…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
The HTMLSanitizer class in html-sanitizer.ts in all released versions of the Aurelia framework 1.x repository is vulnerable to XSS. The sanitizer only attempts to filter SCRIPT elements, which makes it feasible for remote attackers to conduct XSS attacks via (for example) JavaScript code in an attribute of various other elements. An attacker might also exploit a bug in how the SCRIPT string is processed by splitting and nesting them for example.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | aurelia-framework (npm) | before 1.4.1 | 1.4.1 | Patch available | GHSA-m6j2-v3gq-45r5 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- aurelia-framework (npm) Vendor— Affected before 1.4.1 Fixed in 1.4.1 Patch available GHSA-m6j2-v3gq-45r5
Remediation
- Fix · GHSA-m6j2-v3gq-45r5 aurelia-framework (npm) Fixed in 1.4.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10062
- 2026-10-03 Alias added: GHSA-m6j2-v3gq-45r5
References
Advisory 3
Sources
- CVE-2019-10062 · CVE Program
- CVE-2019-10062 · NVD
- FIRST EPSS
- GHSA-m6j2-v3gq-45r5 · GitHub Advisory Database · CC BY 4.0
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