What’s Vulnerable › Vulnerabilities

CVE-2019-15640

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-08-26 · updated 2026-06-17
• Weakness: CWE-20

Description

Limesurvey before 3.17.10 does not validate both the MIME type and file extension of an image.

Affected products

• LimeSurvey: before 3.17.10 — fixed in 3.17.10

How to fix

Upgrade to a fixed version: LimeSurvey 3.17.10. Check the vendor advisory for mitigations.

References

• https://github.com/LimeSurvey/LimeSurvey/commit/0479e3ff93ff1473a25c71e83cc011920b072b4c#diff-d539f3f8185667ee48db78e1bf65a3b4R43
• https://github.com/LimeSurvey/LimeSurvey/commit/0479e3ff93ff1473a25c71e83cc011920b072b4c#diff-d539f3f8185667ee48db78e1bf65a3b4R43

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