What’s Vulnerable › Vulnerabilities

CVE-2026-102626: LimeSurvey Community Edition 7.4.0 - Stored XSS through the Date/Time date_min question attribute

• Severity: high (CVSS 7.2 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-02 · updated 2026-10-02
• Weakness: CWE-79

Description

An authenticated LimeSurvey Community Edition 7.4.0 user with the global Surveys: create permission can store a JavaScript-breaking value in the date_min attribute of a Date/Time question. When another user renders the affected question, LimeSurvey inserts the stored value into a single-quoted inline JavaScript literal without JavaScript-context encoding.

Affected products

• LimeSurvey: 7.4.0

References

• https://fluidattacks.com/advisories/golden
• https://github.com/LimeSurvey/LimeSurvey/
• https://github.com/LimeSurvey/LimeSurvey/commit/32e54f14f0b4ddc2d8144daaabf7e23c3bbfb8e8

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