CVE-2011-1774

Exp

WebKit in Apple Safari before 5.0.6 has improper libxslt security settings, which allows remote attackers to create arbitrary files, and consequently execute arbitrary code, via a crafted web site. NOTE: this may overlap CVE-2011-1425.

Published: 2011-07-21 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2011-1774 is rated High Exploit Risk (84.3/100): CVSS High severity, with high exploitation likelihood (EPSS 76.24%, 99th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). 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-2011-1774

EDB-ID Source Kind Published Link
17993 exploit_db edb 2011-10-18 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2011-1774

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 2026-03-30 76.75% 76.24% -0.51%
2 2025-12-28 81.63% 76.75% -4.88%
3 2025-12-27 — 81.63% —

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-1774

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 2.0 HIGH
AV:N/AC:M/Au:N/C:N/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 9.2 [email protected]

Weakness enumeration for CVE-2011-1774

OS Trackers for CVE-2011-1774

vendor priority summary link
ubuntu medium CVE-2011-1774 medium priority: Ubuntu including 1 source packages (webkit), 9 status rows across 9 suites (hardy, lucid, maverick, natty, oneiric, precise, quantal, raring, upstream): not-affected 5, ignored 3, needs-triage 1. https://ubuntu.com/security/CVE-2011-1774

Affected software / configurations for CVE-2011-1774

Vendor Product Version Raw CPE
apple safari <= 5.0.5 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple safari 1.0 cpe:2.3:a:apple:safari:1.0:*:*:*:*:*:*:*
apple safari 1.0 cpe:2.3:a:apple:safari:1.0:beta:*:*:*:*:*:*
apple safari 1.0 cpe:2.3:a:apple:safari:1.0:beta2:*:*:*:*:*:*
apple safari 1.0.0 cpe:2.3:a:apple:safari:1.0.0:*:*:*:*:*:*:*
apple safari 1.0.0b1 cpe:2.3:a:apple:safari:1.0.0b1:*:*:*:*:*:*:*
apple safari 1.0.0b2 cpe:2.3:a:apple:safari:1.0.0b2:*:*:*:*:*:*:*
apple safari 1.0.1 cpe:2.3:a:apple:safari:1.0.1:*:*:*:*:*:*:*
apple safari 1.0.2 cpe:2.3:a:apple:safari:1.0.2:*:*:*:*:*:*:*
apple safari 1.0.3 cpe:2.3:a:apple:safari:1.0.3:*:*:*:*:*:*:*
apple safari 1.0.3 cpe:2.3:a:apple:safari:1.0.3:85.8:*:*:*:*:*:*
apple safari 1.0.3 cpe:2.3:a:apple:safari:1.0.3:85.8.1:*:*:*:*:*:*
apple safari 1.1 cpe:2.3:a:apple:safari:1.1:*:*:*:*:*:*:*
apple safari 1.1.0 cpe:2.3:a:apple:safari:1.1.0:*:*:*:*:*:*:*
apple safari 1.1.1 cpe:2.3:a:apple:safari:1.1.1:*:*:*:*:*:*:*
apple safari 1.2 cpe:2.3:a:apple:safari:1.2:*:*:*:*:*:*:*
apple safari 1.2.0 cpe:2.3:a:apple:safari:1.2.0:*:*:*:*:*:*:*
apple safari 1.2.1 cpe:2.3:a:apple:safari:1.2.1:*:*:*:*:*:*:*
apple safari 1.2.2 cpe:2.3:a:apple:safari:1.2.2:*:*:*:*:*:*:*
apple safari 1.2.3 cpe:2.3:a:apple:safari:1.2.3:*:*:*:*:*:*:*
apple safari 1.2.4 cpe:2.3:a:apple:safari:1.2.4:*:*:*:*:*:*:*
apple safari 1.2.5 cpe:2.3:a:apple:safari:1.2.5:*:*:*:*:*:*:*
apple safari 1.3 cpe:2.3:a:apple:safari:1.3:*:*:*:*:*:*:*
apple safari 1.3.0 cpe:2.3:a:apple:safari:1.3.0:*:*:*:*:*:*:*
apple safari 1.3.1 cpe:2.3:a:apple:safari:1.3.1:*:*:*:*:*:*:*
apple safari 1.3.2 cpe:2.3:a:apple:safari:1.3.2:*:*:*:*:*:*:*
apple safari 1.3.2 cpe:2.3:a:apple:safari:1.3.2:312.5:*:*:*:*:*:*
apple safari 1.3.2 cpe:2.3:a:apple:safari:1.3.2:312.6:*:*:*:*:*:*
apple safari 2 cpe:2.3:a:apple:safari:2:*:*:*:*:*:*:*
apple safari 2.0 cpe:2.3:a:apple:safari:2.0:*:*:*:*:*:*:*
apple safari 2.0.0 cpe:2.3:a:apple:safari:2.0.0:*:*:*:*:*:*:*
apple safari 2.0.1 cpe:2.3:a:apple:safari:2.0.1:*:*:*:*:*:*:*
apple safari 2.0.2 cpe:2.3:a:apple:safari:2.0.2:*:*:*:*:*:*:*
apple safari 2.0.3 cpe:2.3:a:apple:safari:2.0.3:*:*:*:*:*:*:*
apple safari 2.0.3 cpe:2.3:a:apple:safari:2.0.3:417.8:*:*:*:*:*:*
apple safari 2.0.3 cpe:2.3:a:apple:safari:2.0.3:417.9:*:*:*:*:*:*
apple safari 2.0.3 cpe:2.3:a:apple:safari:2.0.3:417.9.2:*:*:*:*:*:*
apple safari 2.0.3 cpe:2.3:a:apple:safari:2.0.3:417.9.3:*:*:*:*:*:*
apple safari 2.0.4 cpe:2.3:a:apple:safari:2.0.4:*:*:*:*:*:*:*
apple safari 3 cpe:2.3:a:apple:safari:3:*:*:*:*:*:*:*
apple safari 3.0 cpe:2.3:a:apple:safari:3.0:*:*:*:*:*:*:*
apple safari 3.0.0 cpe:2.3:a:apple:safari:3.0.0:*:*:*:*:*:*:*
apple safari 3.0.0b cpe:2.3:a:apple:safari:3.0.0b:*:*:*:*:*:*:*
apple safari 3.0.1 cpe:2.3:a:apple:safari:3.0.1:*:*:*:*:*:*:*
apple safari 3.0.1b cpe:2.3:a:apple:safari:3.0.1b:*:*:*:*:*:*:*
apple safari 3.0.2 cpe:2.3:a:apple:safari:3.0.2:*:*:*:*:*:*:*
apple safari 3.0.2b cpe:2.3:a:apple:safari:3.0.2b:*:*:*:*:*:*:*
apple safari 3.0.3 cpe:2.3:a:apple:safari:3.0.3:*:*:*:*:*:*:*
apple safari 3.0.3b cpe:2.3:a:apple:safari:3.0.3b:*:*:*:*:*:*:*
apple safari 3.0.4 cpe:2.3:a:apple:safari:3.0.4:*:*:*:*:*:*:*
apple safari 3.0.4b cpe:2.3:a:apple:safari:3.0.4b:*:*:*:*:*:*:*
apple safari 3.1.0 cpe:2.3:a:apple:safari:3.1.0:*:*:*:*:*:*:*
apple safari 3.1.0b cpe:2.3:a:apple:safari:3.1.0b:*:*:*:*:*:*:*
apple safari 3.1.1 cpe:2.3:a:apple:safari:3.1.1:*:*:*:*:*:*:*
apple safari 3.1.2 cpe:2.3:a:apple:safari:3.1.2:*:*:*:*:*:*:*
apple safari 3.2.0 cpe:2.3:a:apple:safari:3.2.0:*:*:*:*:*:*:*
apple safari 3.2.1 cpe:2.3:a:apple:safari:3.2.1:*:*:*:*:*:*:*
apple safari 3.2.2 cpe:2.3:a:apple:safari:3.2.2:*:*:*:*:*:*:*
apple safari 4.1 cpe:2.3:a:apple:safari:4.1:*:*:*:*:*:*:*
apple safari 4.1.1 cpe:2.3:a:apple:safari:4.1.1:*:*:*:*:*:*:*
apple safari 4.1.2 cpe:2.3:a:apple:safari:4.1.2:*:*:*:*:*:*:*
apple safari 5.0 cpe:2.3:a:apple:safari:5.0:*:*:*:*:*:*:*
apple safari 5.0.1 cpe:2.3:a:apple:safari:5.0.1:*:*:*:*:*:*:*
apple safari 5.0.2 cpe:2.3:a:apple:safari:5.0.2:*:*:*:*:*:*:*
apple safari 5.0.3 cpe:2.3:a:apple:safari:5.0.3:*:*:*:*:*:*:*
apple safari 5.0.4 cpe:2.3:a:apple:safari:5.0.4:*:*:*:*:*:*:*
apple webkit — cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*

References for CVE-2011-1774

cvelogic Threat Intelligence