CVE-2026-78738 Details
Description
Silverpeas Core 6.4.6 is vulnerable to Cross Site Scripting (XSS) via the Document management file upload feature.
A stored cross-site scripting vulnerability has been identified in Silverpeas Core version 6.4.6, specifically within the Document management file upload feature. This vulnerability allows an authenticated user with the 'Managers', 'Publishers', or 'Writers' role to inject a JavaScript payload by manipulating the X-FULL-PATH header during the file upload process. The injected script is executed when the uploaded file is previewed.
Users are advised to upgrade to Silverpeas Core version 6.4.7 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 8, 2026CISA-ADP
Assessed Sep 9, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://hekk.one/posts/research/cve-2026-78738/ | CISA-ADP | ExploitTechnical Description |
| https://hekk.one/posts/research/cve-2026-78738/ | [email protected] | ExploitTechnical Description |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Silverpeas Core | 6.4.6 (semver) |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 9, 2026 | CVE Modified | CISA-ADP |
| Sep 9, 2026 | CVE Modified | CISA-ADP |
| Sep 8, 2026 | New CVE Received | [email protected] |