XWiki Platform Tags API Info Leak (pre-14.4.8/14.10.4/15.0-rc-1)
CVE-2023-34466 Published on June 23, 2023
XWiki Platform's tags on non-viewable pages can be revealed to users
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Starting in version 5.0-milestone-1 and prior to versions 14.4.8, 14.10.4, and 15.0-rc-1, tags from pages not viewable to the current user are leaked by the tags API. This information can also be exploited to infer the document reference of non-viewable pages. This vulnerability has been patched in XWiki 14.4.8, 14.10.4, and 15.0-rc-1.
Vulnerability Analysis
CVE-2023-34466 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2023-34466. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2023-34466 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2023-34466
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Affected Versions
xwiki-platform:- Version >= 5.0-milestone-1, < 14.4.8 is affected.
- Version >= 14.5, < 14.10.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.