CVE-2026-63360: high-severity vulnerability in LimeSurvey
LimeSurvey Community Edition 7.0.5 - Reflected XSS in user activation confirmation endpoint
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.4epss 0.5%
exploitation probability
0.5%top 61% of all CVEs
observed exploitation
nono source reports it
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.
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
Affected products
LimeSurvey · LimeSurveyRelated CVEs — LimeSurvey
In the same product, most dangerous first.
CVE-2026-50635HIGHLimeSurvey Password Reset Host Header Injection Discloses Reset TokenEPSS 0.7%CVE-2025-41375CRITICALSQL Injection in LimesurveyEPSS 0.6%CVE-2026-50636HIGHLimeSurvey RemoteControl invite_participants/remind_participants SQL InjectionEPSS 0.6%CVE-2026-63361HIGHLimeSurvey Community Edition 7.0.5 - Reflected XSS in HTML editor popupEPSS 0.5%CVE-2025-41376MEDIUMCRLF Injection in LimesurveyEPSS 0.5%CVE-2026-65930MEDIUMLimeSurvey Community Edition 7.0.5 - Stored XSS in replacement-fieldsEPSS 0.4%