CVE-2026-63361

UNKNOWN 0.0

LimeSurvey Community Edition 7.0.5 - Reflected XSS in HTML editor popup

CVSS Score

0.0

EPSS Score

0.3%

EPSS Percentile

23th

LimeSurvey Community Edition 7.0.5 contains an authenticated reflected cross-site scripting vulnerability in the HTML editor popup endpoint. The text and name query parameters are passed through a blacklist sanitizer and then rendered without context-appropriate output encoding.

CWE	CWE-79
Vendor	limesurvey
Product	limesurvey
Published	Aug 14, 2026
Last Updated	Aug 26, 2026

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Affected Versions

LimeSurvey / LimeSurvey

7.0.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

fluidattacks.com: https://fluidattacks.com/es/advisories/mercedes github.com: https://github.com/LimeSurvey/LimeSurvey github.com: https://github.com/LimeSurvey/LimeSurvey/commit/a8993bfd05c4a11255b8400ed9c41a2c22e93aa4

Credits

Miguel Gómez Fluid Attacks' AI SAST Scanner