CVE-2014-2777

Exp

Microsoft Internet Explorer 8 through 11 allows remote attackers to execute arbitrary web script with increased privileges via unspecified vectors, aka "Internet Explorer Elevation of Privilege Vulnerability," a different vulnerability than CVE-2014-1778.

Published: 2014-06-11 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2014-2777 is rated High Exploit Risk (74.1/100): CVSS High severity, with high exploitation likelihood (EPSS 23.00%, 97th percentile). Core evidence: 1 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-2014-2777

EDB-ID Source Kind Published Link
34010 exploit_db edb 2014-07-08 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2014-2777

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 34.01% 23.00% -11.02%
2 2025-03-30 60.63% 34.01% -26.61%
3 2025-03-29 60.63%

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-2777

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-2014-2777

Affected software / configurations for CVE-2014-2777

Vendor Product Version Raw CPE
microsoft internet_explorer 8 cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*
microsoft internet_explorer 9 cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
microsoft internet_explorer 10 cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
microsoft internet_explorer 11 cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:*

References for CVE-2014-2777

cvelogic Threat Intelligence