CVE-2026-63360

LimeSurvey Community Edition 7.0.5 - Reflected XSS in user activation confirmation endpoint

State: Published
Severity: 7.4 High
Published: Aug 26, 2026
Updated: Aug 27, 2026
Reserved: Jul 16, 2026

Description

LimeSurvey Community Edition 7.0.5+260623 contains an authenticated reflected Cross-Site Scripting vulnerability in the user activation confirmation endpoint. The action query parameter is copied into the response and inserted into a hidden input attribute without HTML attribute encoding.

This issue affects LimeSurvey: 7.0.5.

Scores

CVSS	Score	Vector	Source
4.0	7.4 High	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N	Fluid Attacks

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Affected Products

Product	Versions
LimeSurveyLimeSurvey	7.0.5Affected

References

https://fluidattacks.com/advisories/rainethird-party-advisory
https://github.com/LimeSurvey/LimeSurveyproduct

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.