Vulnerability Details : CVE-2011-1579

The checkCss function in includes/Sanitizer.php in the wikitext parser in MediaWiki before 1.16.3 does not properly validate Cascading Style Sheets (CSS) token sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks or obtain sensitive information by using the \2f\2a and \2a\2f hex strings to surround CSS comments.
Published 2011-04-27 00:55:05
Updated 2017-08-17 01:34:16
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Cross site scripting (XSS)Input validation

Exploit prediction scoring system (EPSS) score for CVE-2011-1579

EPSS FAQ
0.41%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2011-1579

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:N
8.6
4.9
 NIST

CWE ids for CVE-2011-1579

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-1579

Products affected by CVE-2011-1579

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