Servers and applications
CVE-2026-118517
HtmlSanitizer allowLinkHosts() / allowMediaHosts() Bypass via URLs Without a Well-Formed Authority: Incomplete Fix for CVE-2026-45066
- Severity
- Low
- Published
- 4 Nov 2026
- Last changed
- 4 Nov 2026
- Added to UpHeron
- 4 Nov 2026
- Fixed in
- 6.4.50, 7.4.23, 8.1.11
- Also known as
- GHSA-c76g-9c4c-gxrw
- Sources
- Project advisories (GitHub)
Affected software
| Software | Affected versions |
|---|---|
SymfonyServers and applications · github:symfony/symfony |
|
References
- CVE.org https://www.cve.org/CVERecord?id=CVE-2026-118517
- GitHub Advisory Database https://github.com/advisories/GHSA-c76g-9c4c-gxrw
- github.com https://github.com/symfony/symfony/security/advisories/GHSA-c76g-9c4c-gxrw