How severe is CVE-2023-4704?

CVE-2023-4704 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-4704 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4704?

CVE-2023-4704 affects Instantcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4704?

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

When was CVE-2023-4704 published?

CVE-2023-4704 was published on 2023-09-01 and last updated on 2026-06-17.

CVE-2023-4704

CVE-2023-4704 is a medium-severity vulnerability in Instantcms with a CVSS 3.x base score of 4.9. 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-610.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-610
Affected product: Instantcms
Published: 2023-09-01
Last modified: 2026-06-17

Description

External Control of System or Configuration Setting in GitHub repository instantsoft/icms2 prior to 2.16.1-git.

Frequently asked questions

What is CVE-2023-4704?: External Control of System or Configuration Setting in GitHub repository instantsoft/icms2 prior to 2.16.1-git.
How severe is CVE-2023-4704?: CVE-2023-4704 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-4704 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4704?: CVE-2023-4704 affects Instantcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4704?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4704 published?: CVE-2023-4704 was published on 2023-09-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:instantcms:instantcms:*:*:*:*:*:*:*:*

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