Cross Site Request Forgery in Silverpeas

published 2023-12-13 2 y ago modified 2026-07-09 4 mo ago also GHSA-g27c-w2v7-88xp , EUVD-2023-3203

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

The "userModify" feature of Silverpeas Core 6.3.1 is vulnerable to Cross Site Request Forgery (CSRF) leading to privilege escalation. If an administrator goes to a malicious URL while being authenticated to the Silverpeas application, the CSRF with execute making the attacker an administrator user in the application.

Patch / fix

fixed in 2

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

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2023-47322 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
GitHub	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
maven	org.silverpeas.core:silverpeas-core-web	<6.3.2	6.3.2

Classification

Weakness

CWE-352 Cross-Site Request Forgery
CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /RhinoSecurityLabs/CVEs/tree/master/CVE-2023-47322
web, exploit, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2023-47322
advisory
github.com /Silverpeas/Silverpeas-Core
package
silverpeas.com
web

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary