What’s Vulnerable › Vulnerabilities

CVE-2019-16180

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-09 · updated 2026-06-17

Description

Limesurvey before 3.17.14 allows remote attackers to bruteforce the login form and enumerate usernames when the LDAP authentication method is used.

Affected products

• LimeSurvey: before 3.17.14 — fixed in 3.17.14

How to fix

Upgrade to a fixed version: LimeSurvey 3.17.14. Check the vendor advisory for mitigations.

References

• https://github.com/LimeSurvey/LimeSurvey/commit/5870fd1037058bc4e43cccf893b576c72293371e#diff-d539f3f8185667ee48db78e1bf65a3b4R44
• https://www.limesurvey.org/limesurvey-updates/2188-limesurvey-3-17-14-build-190902-released
• https://github.com/LimeSurvey/LimeSurvey/commit/5870fd1037058bc4e43cccf893b576c72293371e#diff-d539f3f8185667ee48db78e1bf65a3b4R44
• https://www.limesurvey.org/limesurvey-updates/2188-limesurvey-3-17-14-build-190902-released

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