CVE-2023-47323
Missing access control in Silverpeas
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
- Record
CVE-2023-47323- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
CVE List No score
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
- Record
CVE-2023-47323- Updated
- 2026-11-02
EUVDEUVD-2023-3190 No score
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
- Record
EUVD-2023-3190- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-cwh6-hm53-6w2m
Missing access control in Silverpeas
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
- Record
GHSA-cwh6-hm53-6w2m- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-cwh6-hm53-6w2m
Missing access control in Silverpeas
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
- Record
GHSA-cwh6-hm53-6w2m- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSV No score
The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.
- Record
CVE-2023-47323- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.silverpeas.core:silverpeas-core-apiMaven |
before 6.3.2 | 6.3.2 |
org.silverpeas.core:silverpeas-core-webMaven |
before 6.3.2 | 6.3.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-47323 is a high vulnerability (CVSS 7.5) in Silverpeas, published December 13, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in org.silverpeas.core:silverpeas-core-api 6.3.2.
References
github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2023-47323
nvd.nist.gov/vuln/detail/CVE-2023-47323
silverpeas.com