How severe is CVE-2018-16347?

CVE-2018-16347 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-16347 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16347?

CVE-2018-16347 affects Gleezcms Gleez Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16347?

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

When was CVE-2018-16347 published?

CVE-2018-16347 was published on 2018-09-02 and last updated on 2026-06-17.

CVE-2018-16347

CVE-2018-16347 is a medium-severity vulnerability in Gleezcms Gleez Cms with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Gleezcms Gleez Cms
Published: 2018-09-02
Last modified: 2026-06-17

Description

An issue was discovered in Gleez CMS v1.2.0. There is XSS via media/imagecache/resize.

Frequently asked questions

What is CVE-2018-16347?: An issue was discovered in Gleez CMS v1.2.0. There is XSS via media/imagecache/resize.
How severe is CVE-2018-16347?: CVE-2018-16347 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-16347 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16347?: CVE-2018-16347 affects Gleezcms Gleez Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16347?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16347 published?: CVE-2018-16347 was published on 2018-09-02 and last updated on 2026-06-17.

References

https://github.com/gleez/cms/issues/798

Affected products (1)

cpe:2.3:a:gleezcms:gleez_cms:1.2.0:*:*:*:*:*:*:*

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