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CVE-2026-55877: symfony/ux-icons: XSS via unsanitized SVG content in local files and Iconify on-demand responses

medium Affects symfony/ux-icons. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

symfony/ux-icons: XSS via unsanitized SVG content in local files and Iconify on-demand responses

Package
symfony/ux-icons Composer
Affected versions
>=2.17.0 and <2.36.1 or >=3.0.0 and <3.2.0
Fixed in
2.36.1, 3.2.0
Severity
medium  CVSS 6.1
Exploitation
not on CISA KEV · EPSS 0% (27.1th percentile)
Published
2026-06-19
Source
osv.dev

References

CWE-79
NVD recordsymfony/ux-icons advisories

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