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CVE-2009-1711

29
FAUCET Score

CVE-2009-1711 describes a memory initialization vulnerability in WebKit, specifically affecting Apple Safari before version 4.0. This flaw allows remote attackers to execute arbitrary code or cause a denial of service through a specially crafted HTML document. With a CVSS score of 9.3, it represents a critical risk due to its network attack vector, medium complexity, and complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, nor are there publicly available exploit modules or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.0_betaCPE matchmatch criteria
cpe:2.3:a:apple:safari:*:*:mac:*:*:*:*:*
0.8CPE matchmatch criteria
cpe:2.3:a:apple:safari:0.8:*:mac:*:*:*:*:*
0.9CPE matchmatch criteria
cpe:2.3:a:apple:safari:0.9:*:mac:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:apple:safari:1.0:*:mac:*:*:*:*:*
1.0.3CPE matchmatch criteria
cpe:2.3:a:apple:safari:1.0.3:*:mac:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.69%
Probability of exploitation in next 30 days
EPSS Percentile
93.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0669 is in the 69th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

applepatch availablevia nvd_reference
View patch

References

lists.apple.com / archives/security-announce/2009/jun/msg00002.html
PatchVendor Advisory
lists.opensuse.org / opensuse-security-announce/2011-01/msg00006.html
osvdb.org / 55015
secunia.com / advisories/35379
Vendor Advisory
secunia.com / advisories/36790
secunia.com / advisories/37746
secunia.com / advisories/43068
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/51265
support.apple.com / kb/HT3613
PatchVendor Advisory
debian.org / security/2009/dsa-1950
securityfocus.com / bid/35260
ExploitPatch
securityfocus.com / bid/35310
ubuntu.com / usn/USN-836-1
ubuntu.com / usn/USN-857-1
vupen.com / english/advisories/2009/1522
PatchVendor Advisory
vupen.com / english/advisories/2011/0212