Vulnerability Details : CVE-2012-1957

An unspecified parser-utility class in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 does not properly handle EMBED elements within description elements in RSS feeds, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a feed.
Vulnerability category: Cross site scripting (XSS)
Published 2012-07-18 10:26:49
Updated 2017-12-29 02:29:17
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2012-1957

Probability of exploitation activity in the next 30 days: 0.39%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 70 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2012-1957

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
4.3
MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N
8.6
2.9
nvd@nist.gov

CWE ids for CVE-2012-1957

References for CVE-2012-1957

Products affected by CVE-2012-1957

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