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CVE-2010-1330

MEDIUM severity · CVSS 4.3 · Cross-site scripting (XSS)
4.3CVSS MEDIUM

Summary

The regular expression engine in JRuby before 1.4.1, when $KCODE is set to 'u', does not properly handle characters immediately after a UTF-8 character, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string.

Impact & exploitability

Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impact—
Availability impactNone
Exploit probability (EPSS)2%

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: http://www.jruby.org/2010/04/26/jruby-1-4-1-xss-vulnerability.html ↗