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Fencer Intel
medium 4.3

CVE-2010-0541 json

Cross-site scripting (XSS) vulnerability in the WEBrick HTTP server in Ruby in Apple Mac OS X 10.5.8, and 10.6 before 10.6.4, allows remote…

published 2010-06-17 16 y ago modified 2026-06-16 4 mo ago also EUVD-2010-0572

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.8%
EPSS 2.8% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability in the WEBrick HTTP server in Ruby in Apple Mac OS X 10.5.8, and 10.6 before 10.6.4, allows remote attackers to inject arbitrary web script or HTML via a crafted URI that triggers a UTF-7 error page.

Patch / fix

  • ruby RHEL 5 1.8.5-19.el5_6.1
  • ruby-ri RHEL 5 1.8.5-19.el5_6.1
  • ruby-irb RHEL 5 1.8.5-19.el5_6.1
  • ruby-libs RHEL 5 1.8.5-19.el5_6.1
  • ruby-mode RHEL 5 1.8.5-19.el5_6.1
  • ruby-rdoc RHEL 5 1.8.5-19.el5_6.1
  • ruby-tcltk RHEL 5 1.8.5-19.el5_6.1
  • ruby RHEL 4 1.8.1-16.el4

red hat advisories RHSA-2011:0909RHSA-2011:0908

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-0541 updated cvss 2.6

Ruby WEBrick javascript injection flaw

  • Red Hat Enterprise Linux (v. 5.6.z server) ruby 1.8.5-19.el5_6.1, ruby-ri 1.8.5-19.el5_6.1, ruby-irb 1.8.5-19.el5_6.1, ruby-libs 1.8.5-19.el5_6.1, ruby-mode 1.8.5-19.el5_6.1, ruby-rdoc 1.8.5-19.el5_6.1, +1 more
    fixed: vendor fix RHSA-2011:0909
  • Red Hat Enterprise Linux AS version 4 irb 1.8.1-16.el4, ruby 1.8.1-16.el4, ruby-libs 1.8.1-16.el4, ruby-mode 1.8.1-16.el4, ruby-tcltk 1.8.1-16.el4 Red Hat Enterprise Linux Desktop version 4 irb 1.8.1-16.el4, ruby 1.8.1-16.el4, ruby-libs 1.8.1-16.el4, ruby-mode 1.8.1-16.el4, ruby-tcltk 1.8.1-16.el4 Red Hat Enterprise Linux ES version 4 irb 1.8.1-16.el4, ruby 1.8.1-16.el4, ruby-libs 1.8.1-16.el4, ruby-mode 1.8.1-16.el4, ruby-tcltk 1.8.1-16.el4 Red Hat Enterprise Linux WS version 4 irb 1.8.1-16.el4, ruby 1.8.1-16.el4, ruby-libs 1.8.1-16.el4, ruby-mode 1.8.1-16.el4, ruby-tcltk 1.8.1-16.el4
    fixed: vendor fix RHSA-2011:0908
  • Red Hat Enterprise Linux 6 ruby, ruby-ri, ruby-irb, ruby-libs, ruby-rdoc, ruby-tcltk
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.81% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.