How severe is CVE-2023-47321?

CVE-2023-47321 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 none, integrity high, and availability none.

Is CVE-2023-47321 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-47321?

CVE-2023-47321 affects Silverpeas. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-47321?

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

When was CVE-2023-47321 published?

CVE-2023-47321 was published on 2023-12-13 and last updated on 2026-07-05.

CVE-2023-47321

CVE-2023-47321 is a medium-severity vulnerability in Silverpeas 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.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Silverpeas
Published: 2023-12-13
Last modified: 2026-07-05

Description

Silverpeas Core 6.3.1 is vulnerable to Incorrect Access Control via the "Porlet Deployer" which allows administrators to deploy .WAR portlets.

Frequently asked questions

What is CVE-2023-47321?: Silverpeas Core 6.3.1 is vulnerable to Incorrect Access Control via the "Porlet Deployer" which allows administrators to deploy .WAR portlets.
How severe is CVE-2023-47321?: CVE-2023-47321 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 none, integrity high, and availability none.
Is CVE-2023-47321 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-47321?: CVE-2023-47321 affects Silverpeas. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-47321?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-47321 published?: CVE-2023-47321 was published on 2023-12-13 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:silverpeas:silverpeas:*:*:*:*:*:*:*:*

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