How severe is CVE-2019-16173?

CVE-2019-16173 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-16173 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16173?

CVE-2019-16173 affects Limesurvey. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16173?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-16173 published?

CVE-2019-16173 was published on 2019-09-09 and last updated on 2026-06-17.

CVE-2019-16173

CVE-2019-16173 is a medium-severity vulnerability in Limesurvey with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Limesurvey
Published: 2019-09-09
Last modified: 2026-06-17

Description

LimeSurvey before v3.17.14 allows reflected XSS for escalating privileges from a low-privileged account to, for example, SuperAdmin. This occurs in application/core/Survey_Common_Action.php,

Frequently asked questions

What is CVE-2019-16173?: LimeSurvey before v3.17.14 allows reflected XSS for escalating privileges from a low-privileged account to, for example, SuperAdmin. This occurs in application/core/Survey_Common_Action.php,
How severe is CVE-2019-16173?: CVE-2019-16173 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-16173 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16173?: CVE-2019-16173 affects Limesurvey. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16173?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-16173 published?: CVE-2019-16173 was published on 2019-09-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:*

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