CVE-2014-9453: Multiple cross-site scripting (XSS) vulnerabilities in simple-visitor-stat.php in the Simple visitor stat plug

Routine

MEDIUM 4.3MITIGATE

CVE-2014-9453 is a medium-severity flaw (CVSS 4.3) affecting simple visitor stat. 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 simple-visitor-stat.php in the Simple visitor stat plugin for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) HTTP User-Agent or (2) HTTP Referer header.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-79
Published	2015-01-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: simple visitor stat project

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

Am I affected?

Timeline

2015-01-02 20:59 UTCPublished CVE record published
2026-06-17 00:18 UTCUpdated Record last modified

simple visitor stat project simple visitor stat MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy simple-visitor-stat || rpm -q simple-visitor-stat || simple-visitor-stat --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2014-9453?

simple visitor stat: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-9453 being exploited?

CVE-2014-9453 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-2014-9453 affect?

CVE-2014-9453 affects simple visitor stat. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in simple-visitor-stat.php in the Simple visitor stat plugin for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) HTTP User-Agent or (2) HTTP Referer hea

How urgent is CVE-2014-9453?

Priority 39/100. Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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