CVE-2014-4513: Multiple cross-site scripting (XSS) vulnerabilities in server/offline.php in the ActiveHelper LiveHelp Live Ch

Q: How do I fix CVE-2014-4513?

activehelper livehelp live chat: upgrade to newer than 3.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2014-4513 being exploited?

CVE-2014-4513 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2014-4513 affect?

CVE-2014-4513 affects activehelper livehelp live chat. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in server/offline.php in the ActiveHelper LiveHelp Live Chat plugin 3.1.0 and earlier for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) MESSAGE, (2) E

Q: How urgent is CVE-2014-4513?

Priority 43/100. EPSS top 8%: very likely to be exploited; Public exploit reference

This month

MEDIUM 4.3UPGRADE

CVE-2014-4513 is a medium-severity flaw (CVSS 4.3) affecting activehelper livehelp live chat. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in server/offline.php in the ActiveHelper LiveHelp Live Chat plugin 3.1.0 and earlier for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) MESSAGE, (2) EMAIL, or (3) NAME parameter.

Why this priority

EPSS top 8%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	4.6% (top 8%)
CISA exploited list	No
Weakness	CWE-79
Published	2014-07-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: activehelper

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-07-01 14:55 UTCPublished CVE record published
2026-06-17 00:10 UTCUpdated Record last modified

activehelper activehelper livehelp live chat UPGRADE

Affected: <= 3.1.0 · 2.6.0 · 2.6.1 · 2.6.2 · 2.6.5 · 2.6.7 · 2.7.0 · 2.7.3

Fixed in: newer than 3.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy activehelper-livehelp-live-chat || rpm -q activehelper-livehelp-live-chat || activehelper-livehelp-live-chat --version

2. UPGRADE to newer than 3.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade activehelper-livehelp-live-chat

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade activehelper-livehelp-live-chat

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: ActiveHelper LiveHelp Server 3.1.0 - Cross-Site Scripting

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2014-4513?

activehelper livehelp live chat: upgrade to newer than 3.1.0. Exact commands for each OS are on this page.

Is CVE-2014-4513 being exploited?

CVE-2014-4513 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2014-4513 affect?

CVE-2014-4513 affects activehelper livehelp live chat. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in server/offline.php in the ActiveHelper LiveHelp Live Chat plugin 3.1.0 and earlier for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) MESSAGE, (2) E

How urgent is CVE-2014-4513?

Priority 43/100. EPSS top 8%: very likely to be exploited; Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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