CVE-2019-16172

Limesurvey vulnerability

CVSS

5.4

EPSS

4.6%

EPSS pct

91th

Exploited

No known

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.

Affected vendor

Limesurvey

Affected product

Limesurvey

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2019-09-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 4.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2019-16172

Confirm whether Limesurvey Limesurvey is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2019-16172.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-16172

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-16172 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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