CVE-2014-6420
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to...
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to inject arbitrary web script or HTML via the name of an uploaded picture.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to inject arbitrary web script or HTML via the name of an uploaded picture.
- Record
CVE-2014-6420- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to inject arbitrary web script or HTML via the name of an uploaded picture.
- Record
CVE-2014-6420- Updated
- 2026-11-02
EUVDEUVD-2014-6300 No score
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to inject arbitrary web script or HTML via the name of an uploaded picture.
- Record
EUVD-2014-6300- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-953v-6vvv-hgf8
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to...
Cross-site scripting (XSS) vulnerability in Livefyre LiveComments 3.0 allows remote attackers to inject arbitrary web script or HTML via the name of an uploaded picture.
- Record
GHSA-953v-6vvv-hgf8- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Livefyre LiveComments Plugin - Persistent Cross-Site Scripting | 2014-09-20 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-6420 is a medium vulnerability (CVSS 6.1) in Livefyre Livecomments, published December 27, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.76%, the 78th percentile. No source names a fixed version.