CVE-2014-6392
CVE-2014-6392 is a medium-severity vulnerability in Facebook with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.3)
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Facebook
- Published:
- Last modified:
Description
Cross-site scripting (XSS) vulnerability in the Facebook app 14.0 and the Facebook Messenger app 10.0 for iOS allows remote attackers to inject arbitrary web script or HTML via a crafted filename extension that is improperly handled during MIME sniffing of chat traffic. NOTE: the vendor disputes the significance of this report, because the user must accept an interstitial warning before the HTML file content is rendered, and because the HTML content's origin is a sandbox domain
Frequently asked questions
- What is CVE-2014-6392?
- Cross-site scripting (XSS) vulnerability in the Facebook app 14.0 and the Facebook Messenger app 10.0 for iOS allows remote attackers to inject arbitrary web script or HTML via a crafted filename extension that is improperly handled during MIME sniffing of chat traffic. NOTE: the vendor disputes the significance of this report, because the user must accept an interstitial warning before the HTML file content is rendered, and because the HTML content's origin is a sandbox domain
- How severe is CVE-2014-6392?
- CVE-2014-6392 has a CVSS 2.0 base score of 4.3, rated medium severity.
- Is CVE-2014-6392 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2014-6392?
- CVE-2014-6392 primarily affects Facebook. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2014-6392?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2014-6392 published?
- CVE-2014-6392 was published on 2014-09-15 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:facebook:facebook:14.0:*:*:*:*:iphone_os:*:*
- cpe:2.3:a:facebook:facebook_messenger:10.0:*:*:*:*:iphone_os:*:*
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