XSS in Limesurvey

CVE-2019-16172

LimeSurvey before v3.17.14 allows stored XSS for escalating privileges from a low-privileged account to, for example, SuperAdmin. The attack uses a survey group in which the title contains JavaScript that is mishandled upon group deletion.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.046 (90.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_MISC, Broken Link)
  • cve@mitre.org (Patch, x_refsource_MISC)
  • cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, Exploit, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2019-16172?
CVE-2019-16172 is a medium-severity vulnerability in Limesurvey, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-09-09.
How severe is CVE-2019-16172?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2019-16172 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.