Cross-site scripting (XSS) vulnerability in Calendar in Apple iOS before 5 allows remote attackers to inject arbitrary web script or HTML via an invitation note.
CVE-2011-3254
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 1%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 66.4%
- KEV
- Not listed
Published
October 14, 2011
Last Modified
April 29, 2026
References (4)
- product-security@applehttp://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
- product-security@applehttp://support.apple.com/kb/HT4999
- af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
- af854a3a-2127-422b-91ae-364da2661108http://support.apple.com/kb/HT4999
Related CVEs(same CWE)
Frequently asked(4)
What is CVE-2011-3254?
CVE-2011-3254 is a none vulnerability published on October 14, 2011. Cross-site scripting (XSS) vulnerability in Calendar in Apple iOS before 5 allows remote attackers to inject arbitrary web script or HTML via an invitation note.
When was CVE-2011-3254 disclosed?
CVE-2011-3254 was first published in the National Vulnerability Database on October 14, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-3254 actively exploited?
CVE-2011-3254 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2011-3254?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3254, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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