What is CVE-2023-35158?

CVE-2023-35158 is a critical-severity vulnerability in Xwiki Xwiki-platform, classified under Improper Neutralization of Alternate XSS Syntax. CVSS score: 9.7/10. Published 2023-06-23.

How severe is CVE-2023-35158?

Critical severity. CVSS v3 base score is 9.7 out of 10.

XSS in Xwiki Xwiki-platform

CVE-2023-35158

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Users are able to forge an URL with a payload allowing to inject Javascript in the page (XSS). It's possible to exploit the restore te…

EPSS: 0.095 (93.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.7 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Xwiki Xwiki-platform — versions >= 9.4-rc-1, < 14.10.5, >= 15.0-rc-1, < 15.1-rc-1

Weakness classification (CWE)

CWE-87 — Improper Neutralization of Alternate XSS Syntax

References

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-mwxj-g7fw-7hc8 (x_refsource_CONFIRM)
https://github.com/xwiki/xwiki-platform/commit/d5472100606c8355ed44ada273e91df91f682738 (x_refsource_MISC)
https://jira.xwiki.org/browse/XWIKI-20352 (x_refsource_MISC)
https://jira.xwiki.org/browse/XWIKI-20583 (x_refsource_MISC)

Frequently asked questions

What is CVE-2023-35158?: CVE-2023-35158 is a critical-severity vulnerability in Xwiki Xwiki-platform, classified under Improper Neutralization of Alternate XSS Syntax. CVSS score: 9.7/10. Published 2023-06-23.
How severe is CVE-2023-35158?: Critical severity. CVSS v3 base score is 9.7 out of 10.