CVE-2005-3946

Exp

Opera 8.50 allows remote attackers to cause a denial of service (crash) via a Java applet with a large string argument to the removeMember JNI method for the com.opera.JSObject class.

Published: 2005-12-01 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-3946 is rated High Exploit Risk (66/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.42%). 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.62% over the last day, indicating growing attacker interest. 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-2005-3946

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-2005-3946

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 2025-03-17 0.80% 2.42% +1.62%
2 2024-12-17 0.38% 0.80% +0.43%
3 2024-03-22 — 0.38% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-3946

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/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:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2005-3946

Affected software / configurations for CVE-2005-3946

Vendor Product Version Raw CPE
opera opera_browser 8.50 cpe:2.3:a:opera:opera_browser:8.50:*:*:*:*:*:*:*

References for CVE-2005-3946

URL Tags
http://www.illegalaccess.org/exploit/opera85/OperaApplet.html Broken Link Exploit
http://www.securityfocus.com/archive/1/418201/100/0/threaded Broken Link Exploit Third Party Advisory VDB Entry Vendor Advisory
http://www.securityfocus.com/archive/1/418274/100/0/threaded Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/15648 Broken Link Exploit Third Party Advisory VDB Entry
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