CVE-2026-75828: Grav: detectXss() misses an event-handler attribute after an unpaired quote in an unquoted attribute value, giving stored XSS

high Affects getgrav/grav. Feed 2026.10.29.1, updated 2026-10-28; published 2026-09-17.

Grav: detectXss() misses an event-handler attribute after an unpaired quote in an unquoted attribute value, giving stored XSS

Package: getgrav/grav Composer
Affected versions: <2.0.15
Fixed in: 2.0.15
Severity: high CVSS 8.7
Exploitation: not on CISA KEV · EPSS 0% (32.9th percentile)
Published: 2026-09-17
Source: osv.dev

References

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