RCE in Xwiki Xwiki-platform
CVE-2023-26477
XWiki Platform is a generic wiki platform. Starting in versions 6.3-rc-1 and 6.2.4, it's possible to inject arbitrary wiki syntax including Groovy, Python and Velocity script macros via the `newThemeName` request parameter (URL parameter)…
EPSS: 0.748 (99.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Xwiki Xwiki-platform — versions >= 6.2.4, < 13.10.10, >= 14.0, < 14.4.6, >= 14.5, < 14.9-rc-1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-x2qm-r4wx-8gpg (x_refsource_CONFIRM)
- https://github.com/xwiki/xwiki-platform/commit/ea2e615f50a918802fd60b09ec87aa04bc6ea8e2#diff-e2153fa59f9d92ef67b0afbf27984bd17170921a3b558fac227160003d0dfd2aR283-R284 (x_refsource_MISC)
- https://jira.xwiki.org/browse/XWIKI-19757 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-26477?
- CVE-2023-26477 is a critical-severity vulnerability in Xwiki Xwiki-platform, classified under Eval Injection. CVSS score: 10.0/10. Published 2023-03-02.
- How severe is CVE-2023-26477?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2023-26477 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.