CVE-2011-2181

Exp

Multiple SQL injection vulnerabilities in A Really Simple Chat (ARSC) 3.3-rc2 allow remote attackers to execute arbitrary SQL commands via the (1) arsc_user parameter to base/admin/edit_user.php, (2) arsc_layout_id parameter in base/admin/edit_layout.php, or (3) arsc_room parameter to base/admin/edit_room.php.

Published: 2011-06-29 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2011-2181 is rated High Exploit Risk (67.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.15%). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2011-2181

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2011-2181

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.35% 1.15% +0.80%
2 2025-03-30 0.40% 0.35% -0.05%
3 2025-03-29 0.40%

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-2181

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
10.0 6.4 [email protected]

Weakness enumeration for CVE-2011-2181

Affected software / configurations for CVE-2011-2181

Vendor Product Version Raw CPE
reallysimplechat really_simple_chat 3.3 cpe:2.3:a:reallysimplechat:really_simple_chat:3.3:rc2:*:*:*:*:*:*

References for CVE-2011-2181

cvelogic Threat Intelligence