CVE-2026-16809

7.2 highEPSS 0.4%

High (7.2). EPSS 0.4% chance of exploitation in the next 30 days.

LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message. This issue affects LimeSurvey: 7.0.5.

Severity

CVSS 4.0

7.2 high

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-08-26
Modified: 2026-08-28
Record from: the NVD, synced 2026-10-19

References

https://fluidattacks.com/es/advisories/wellerman
https://github.com/LimeSurvey/LimeSurvey
https://fluidattacks.com/es/advisories/wellerman

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