Description

An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Blocked users are unable to use Special:ResetTokens. This has security relevance because a blocked user might have accidentally shared a token, or might know that a token has been compromised, and yet is not able to block any potential future use of the token by an unauthorized party.

Remediation

References

CVE-2021-30158

Related Vulnerabilities

Ruby on Rails Improper Input Validation Vulnerability (CVE-2014-0082)

Zenphoto Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2013-7241)

WordPress Plugin Stealth Login Page Unspecified Vulnerability (1.1.3)

Squid Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2019-13345)

WordPress Plugin Wordfence Security-Firewall & Malware Scan Cross-Site Scripting (5.2.2)

Severity

Medium

Classification

CVE-2021-30158 CWE-287 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Known Vulnerabilities