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CVE-2011-3243

17
FAUCET Score

CVE-2011-3243 is a cross-site scripting (XSS) vulnerability affecting Apple iOS before version 5 and Safari before 5.1.1, stemming from WebKit's handling of inactive DOM windows. This medium-complexity vulnerability allows remote attackers to inject arbitrary web script or HTML, primarily impacting integrity with a CVSS score of 4.3. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.0CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:3.0:-:iphone:*:*:*:*:*
3.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:3.1:*:*:*:*:*:*:*
3.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:3.1:-:iphone:*:*:*:*:*
3.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:3.1:-:ipodtouch:*:*:*:*:*
3.1.2CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:3.1.2:-:iphone:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.98%
Probability of exploitation in next 30 days
EPSS Percentile
78.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0198 is in the 63rd percentile among its peer group of 19,955 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

lists.apple.com / archives/Security-announce/2011//Oct/msg00001.html
Vendor Advisory
lists.apple.com / archives/Security-announce/2011//Oct/msg00004.html
Vendor Advisory
osvdb.org / 76353
exchange.xforce.ibmcloud.com / vulnerabilities/70564
support.apple.com / kb/HT4999
Vendor Advisory
support.apple.com / kb/HT5000
Vendor Advisory
securityfocus.com / bid/50088