Auth bypass in Xwiki
CVE-2021-32620
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. In versions prior to 11.10.13, 12.6.7, and 12.10.2, a user disabled on a wiki using email verification for registration canouldre-activate themself by using the activation link provided for his registration. The problem has been patched in the following versions of XWiki: 11.10.13, 12.6.7, 12.10.2, 13.0. It is possible to workaround the issue by resetting the `validkey` property of the disabled XWiki users. This can be done by editing the user profile with object editor.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (65.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Xwiki
- Xwiki Xwiki-Platform — versions < 11.10.13, >= 12.6.0, < 12.6.7, >= 12.10.0, < 12.10.2
Weakness classification (CWE)
References
- github.com/xwiki/xwiki-platform/security/advisories/GHSA-76mp-659p-rw65 (Third Party Advisory)
- jira.xwiki.org/browse/XWIKI-17942 (Permissions Required, Vendor Advisory)
- github.com/xwiki/xwiki-platform/commit/f9a677408ffb06f309be46ef9d8df1915d9099a4 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32620?
- CVE-2021-32620 is a high-severity vulnerability in Xwiki, classified under Improper Authorization. CVSS score: 8.8/10. Published 2021-05-28.
- How severe is CVE-2021-32620?
- High severity. CVSS v3 base score is 8.8 out of 10.