XSS in Xwiki
CVE-2023-35157
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It's possible to perform an XSS by forging a request to a delete attachment action with a specific attachment name. Now this XSS can be exploited only if the attacker knows the CSRF token of the user, or if the user ignores the warning about the missing CSRF token. The vulnerability has been patched in XWiki 15.1-rc-1 and XWiki 14.10.6.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (48.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Xwiki — versions 15.0
- Xwiki Xwiki-Platform — versions >= 3.2-milestone-3, < 14.10.6, >= 15.0-rc-0, < 15.1-rc-1
Weakness classification (CWE)
References
- github.com/xwiki/xwiki-platform/security/advisories/GHSA-phwm-87rg-27qq (Vendor Advisory)
- github.com/xwiki/xwiki-platform/commit/35e9073ffec567861e0abeea072bd97921a3decf (Patch, Vendor Advisory)
- jira.xwiki.org/browse/XWIKI-20339 (Permissions Required, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-35157?
- CVE-2023-35157 is a high-severity vulnerability in Xwiki, classified under Cross-site Scripting. CVSS score: 8.4/10. Published 2023-06-23.
- How severe is CVE-2023-35157?
- High severity. CVSS v3 base score is 8.4 out of 10.