How severe is CVE-2015-4139?

CVE-2015-4139 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2015-4139 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4139?

CVE-2015-4139 affects Wp Smiley Project Wp Smiley. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-4139?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-4139 published?

CVE-2015-4139 was published on 2015-06-18 and last updated on 2026-06-17.

CVE-2015-4139

CVE-2015-4139 is a low-severity vulnerability in Wp Smiley Project Wp Smiley with a CVSS 2.0 base score of 3.5. 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: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Wp Smiley Project Wp Smiley
Published: 2015-06-18
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in smilies4wp.php in the WP Smiley plugin 1.4.1 for WordPress allows remote authenticated users to inject arbitrary web script or HTML via the s4w-more parameter to wp-admin/options-general.php.

Frequently asked questions

What is CVE-2015-4139?: Cross-site scripting (XSS) vulnerability in smilies4wp.php in the WP Smiley plugin 1.4.1 for WordPress allows remote authenticated users to inject arbitrary web script or HTML via the s4w-more parameter to wp-admin/options-general.php.
How severe is CVE-2015-4139?: CVE-2015-4139 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2015-4139 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4139?: CVE-2015-4139 affects Wp Smiley Project Wp Smiley. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-4139?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4139 published?: CVE-2015-4139 was published on 2015-06-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wp_smiley_project:wp_smiley:1.4.1:*:*:*:*:wordpress:*:*

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