CVE-2026-63360

7.4 highEPSS 0.5%

High (7.4). EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-11-01)
CWE: CWE-79
Published: 2026-08-26
Modified: 2026-08-28
Record from: the NVD, synced 2026-10-19

References

https://fluidattacks.com/advisories/raine
https://github.com/LimeSurvey/LimeSurvey
https://fluidattacks.com/advisories/raine

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