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.
EPSS: 0.011 (63.2th percentile) — read the EPSS interpretation.
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.
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
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Permissions Required, x_refsource_MISC, Vendor Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
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.