What is the CVSS score of CVE-2023-47324?

CVE-2023-47324 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2023-47324?

Yes, a public proof-of-concept exploit is available for CVE-2023-47324. Prioritise patching immediately. EPSS: 0.6%.

Is there a patch available for CVE-2023-47324?

Yes, a patch is available for CVE-2023-47324. Update the affected software to the latest version immediately.

Silverpeas CVE-2023-47324

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2023-12-13 cve@mitre.org

XSS Silverpeas

5.4

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-79 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Output encoding, context-aware escaping MITRE ATT&CK 2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 5.4 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, user interaction required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.60%.
Exploit ScenarioDerived	A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.6% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Silverpeas Core 6.3.1 is vulnerable to Cross Site Scripting (XSS) via the message/notification feature. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affected Packages

maven org.silverpeas.core:silverpeas-core-api fix: 6.3.2

maven org.silverpeas.core:silverpeas-core-configuration fix: 6.3.2

maven org.silverpeas.core:silverpeas-core-war fix: 6.3.2

maven org.silverpeas.core:silverpeas-core-web fix: 6.3.2

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 4 packages in maven

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Silverpeas Core 6.3.1 is vulnerable to Cross Site Scripting (XSS) via the message/notification feature. Affected products include: Silverpeas.

Severity by source

NVD PRIMARY 5.4 MEDIUM

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

DescriptionNVD

Silverpeas Core 6.3.1 is vulnerable to Cross Site Scripting (XSS) via the message/notification feature.

Threat Intelligence Overview

EPSS Score

0.6%

Top 55% exploitable

Exploit

POC

Public exploit code exists

Data Quality

5 sources

Confidence: Medium

NVD

CVE.org

EPSS

GitHub

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 0.6%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +27

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Scripting MEDIUM

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

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

More in Silverpeas

View all

CVE-2024-42850 CRITICAL Act Now POC

9.8 Aug 16

An issue in the password change function of Silverpeas v6.4.2 and lower allows for the bypassing of password complexity

CVE-2024-36042 CRITICAL Act Now POC

9.8 Jun 03

Silverpeas before 6.3.5 allows authentication bypass by omitting the Password field to AuthenticationServlet, often prov

CVE-2023-47322 HIGH This Week POC

8.8 Dec 13

The "userModify" feature of Silverpeas Core 6.3.1 is vulnerable to Cross Site Request Forgery (CSRF) leading to privileg

CVE-2023-47326 HIGH This Week POC

8.8 Dec 13

Silverpeas Core 6.3.1 is vulnerable to Cross Site Request Forgery (CSRF) via the Domain SQL Create function. Rated high

CVE-2023-47320 HIGH This Week POC

8.1 Dec 13

Silverpeas Core 6.3.1 is vulnerable to Incorrect Access Control. Rated high severity (CVSS 8.1), this vulnerability is r

CVE-2023-47323 HIGH This Week POC

7.5 Dec 13

The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. Rated h

CVE-2024-42849 MEDIUM This Month POC

6.5 Aug 16

An issue in Silverpeas v.6.4.2 and lower allows a remote attacker to cause a denial of service via the password change f

CVE-2025-46047 MEDIUM This Month POC

6.5 Sep 02

A User enumeration vulnerability in the /CredentialsServlet/ForgotPassword endpoint in Silverpeas 6.4.1 and 6.4.2 allows

CVE-2023-47325 MEDIUM This Month POC

5.4 Dec 13

Silverpeas Core 6.3.1 administrative "Bin" feature is affected by broken access control. Rated medium severity (CVSS 5.4

CVE-2025-45055 MEDIUM This Month POC

5.4 Jun 09

Silverpeas 6.4.2 contains a stored cross-site scripting (XSS) vulnerability in the event management module. An authentic

CVE-2024-39031 MEDIUM This Month POC

5.4 Jul 09

In Silverpeas Core <= 6.3.5, in Mes Agendas, a user can create new events and add them to their calendar. Rated medium s

CVE-2024-29392 MEDIUM This Month POC

5.4 May 22

Silverpeas Core 6.3 is vulnerable to Cross Site Scripting (XSS) via ClipboardSessionController. Rated medium severity (C

Same weakness CWE-79 – Cross-site Scripting (XSS)

View all

CVE-2020-3580 MEDIUM POC

6.1

CVE-2013-7389 MEDIUM POC

4.3

CVE-2021-25299 MEDIUM POC

6.1

CVE-2014-2120 MEDIUM

6.1

CVE-2023-40000 HIGH POC

8.3

CVE-2016-8581 MEDIUM POC

6.1

CVE-2013-5223 MEDIUM POC

5.4

CVE-2025-52367 MEDIUM POC

5.4

Same technique XSS

View all

CVE-2017-9248 CRITICAL POC

9.8

CVE-2013-1710 CRITICAL POC

10.0

CVE-2024-52875 HIGH POC

8.8

References

Advisories & patches

PATCH https://github.com/Silverpeas/Silverpeas-Core/pull/1298/commits ADVISORY https://vuldb.com/vuln/247926 REF http://silverpeas.com

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back