CVE-2023-47320

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-12-13 · updated 2026-07-09
Weakness: CWE-863

Description

Silverpeas Core 6.3.1 is vulnerable to Incorrect Access Control. An attacker with low privileges is able to execute the administrator-only function of putting the application in "Maintenance Mode" due to broken access control. This makes the application unavailable to all users. This affects Silverpeas Core 6.3.1 and below.

Affected products

Silverpeas: before 6.3.2 — fixed in 6.3.2

How to fix

Upgrade to a fixed version: Silverpeas 6.3.2. Check the vendor advisory for mitigations.

References

https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2023-47320
https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2023-47320

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