Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. Its AbuseFilterCheckMatch API reveals suppressed edits and usernames to unprivileged users through the iteration of crafted AbuseFilter rules.

Remediation

References

CVE-2021-31547

Related Vulnerabilities

WordPress 3.9.x Multiple Vulnerabilities (3.9 - 3.9.15)

PostgreSQL Permissions, Privileges, and Access Controls Vulnerability (CVE-2016-0766)

PleskWin Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-11584)

Magento Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2019-7926)

MySQL CVE-2018-3182 Vulnerability (CVE-2018-3182)

Severity

Medium

Classification

CVE-2021-31547 CWE-668 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Tags

Missing Update Known Vulnerabilities