Auth bypass in Xwiki

CVE-2023-26056

XWiki Platform is a generic wiki platform. Starting in version 3.0-milestone-1, it's possible to execute a script with the right of another user, provided the target user does not have programming right. The problem has been patched in XWiki 14.8-rc-1, 14.4.5, and 13.10.10. There are no known workarounds for this issue.

Vulnerability class: Broken Access Control

EPSS: 0.006 (43.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

  • Xwiki — versions 3.0
  • Xwiki Xwiki-platform — versions >= 3.0-milestone-1, < 13.10.10, >= 14.0-rc-1, < 14.4.5, >= 14.5, < 14.8-rc-1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-26056?
CVE-2023-26056 is a medium-severity vulnerability in Xwiki, classified under Incorrect Authorization. CVSS score: 5.4/10. Published 2023-03-02.
How severe is CVE-2023-26056?
Medium severity. CVSS v3 base score is 5.4 out of 10.