How severe is CVE-2018-16730?

CVE-2018-16730 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-2018-16730 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16730?

CVE-2018-16730 affects Chshcms Cscms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16730?

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

When was CVE-2018-16730 published?

CVE-2018-16730 was published on 2018-09-08 and last updated on 2026-06-17.

CVE-2018-16730

CVE-2018-16730 is a medium-severity vulnerability in Chshcms Cscms 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% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Chshcms Cscms
Published: 2018-09-08
Last modified: 2026-06-17

Description

\upload\plugins\sys\Install.php in CScms 4.1 has XSS via the site name.

Frequently asked questions

What is CVE-2018-16730?: \upload\plugins\sys\Install.php in CScms 4.1 has XSS via the site name.
How severe is CVE-2018-16730?: CVE-2018-16730 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-2018-16730 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16730?: CVE-2018-16730 affects Chshcms Cscms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16730?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16730 published?: CVE-2018-16730 was published on 2018-09-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:chshcms:cscms:4.1:*:*:*:*:*:*:*

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