CVE-2015-2220 — Multiple cross-site scripting (XSS) vulnerabilities in the Ninja Forms plugin before 2.8.9 for WordPress allow (1) remote attackers to inject arbitrary web script or HTML via the ninja_forms_field_1 parameter in a ninja_forms_ajax_submit action to wp-admin/admin-ajax.php or (2) remote administrators to inject arbitrary web script or HTML via the fields[1] parameter to wp-admin/post.php

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MEDIUM

Multiple cross-site scripting (XSS) vulnerabilities in the Ninja Forms plugin before 2.8.9 for WordPress allow (1) remote attackers to inject arbitrary web script or HTML via the ninja_forms_field_1 parameter in a ninja_forms_ajax_submit action to wp-admin/admin-ajax.php or (2) remote administrators to inject arbitrary web script or HTML via the fields[1] parameter to wp-admin/post.php

Published Mar 5, 2015

4.3

MEDIUM

CVSS 2.0

EPSS 2.04%

Description

Multiple cross-site scripting (XSS) vulnerabilities in the Ninja Forms plugin before 2.8.9 for WordPress allow (1) remote attackers to inject arbitrary web script or HTML via the ninja_forms_field_1 parameter in a ninja_forms_ajax_submit action to wp-admin/admin-ajax.php or (2) remote administrators to inject arbitrary web script or HTML via the fields[1] parameter to wp-admin/post.php.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.04% 0.02041

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.02041

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (12 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	2.04% (0.02041)	80.46th	v5 (v2026.06.15)
Jun 15, 2026	2.05% (0.02055)	78.72th	v5 (v2026.06.15)
Mar 30, 2025	0.27% (0.00270)	47.46th	v4 (v2025.03.14)
Mar 29, 2025	3.30% (0.03304)	78.53th	v4 (v2025.03.14)
Mar 17, 2025	0.27% (0.00270)	48.36th	v4 (v2025.03.14)
Dec 12, 2024	0.21% (0.00214)	60.29th	v3 (v2023.03.01)
Jun 13, 2024	0.21% (0.00214)	59.57th	v3 (v2023.03.01)
Mar 7, 2023	0.21% (0.00214)	57.55th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (4)

http://packetstormsecurity.com/files/130369/WordPress-Ninja-Forms-2.8.8-Cross-Site-Scripting.html
x_refsource_MISCExploit
http://www.securityfocus.com/archive/1/534687/100/0/threaded
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/74857
vdb-entryx_refsource_BID
https://wordpress.org/plugins/ninja-forms/changelog/
x_refsource_MISC

Link	Providers	Tags
http://packetstormsecurity.com/files/130369/WordPress-Ninja-Forms-2.8.8-Cross-Site-Scripting.html		x_refsource_MISCExploit
http://www.securityfocus.com/archive/1/534687/100/0/threaded		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/74857		vdb-entryx_refsource_BID
https://wordpress.org/plugins/ninja-forms/changelog/		x_refsource_MISC

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 5, 2015

Updated Aug 6, 2024

Reserved Mar 5, 2015

Link CVE-2015-2220

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-2220

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-2220