What’s Vulnerable › Vulnerabilities

CVE-2011-2180

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2011-06-29 · updated 2026-06-16
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in dereferer.php in A Really Simple Chat (ARSC) 3.3-rc2 allows remote attackers to inject arbitrary web script or HTML via the arsc_link parameter.

Affected products

• Reallysimplechat Really Simple Chat: 3.3-rc2

References

• http://www.htbridge.ch/advisory/xss_in_a_really_simple_chat_arsc.html
• http://www.openwall.com/lists/oss-security/2011/06/02/1
• http://www.openwall.com/lists/oss-security/2011/06/02/7
• http://www.htbridge.ch/advisory/xss_in_a_really_simple_chat_arsc.html
• http://www.openwall.com/lists/oss-security/2011/06/02/1
• http://www.openwall.com/lists/oss-security/2011/06/02/7

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