Ninja Forms Plugin up to 2.9.42.0 on WordPress POST Request input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Ninja Forms Plugin up to 2.9.42.0 on WordPress. This vulnerability affects unknown code of the component POST Request Handler. Executing a manipulation can lead to input validation. This vulnerability is handled as CVE-2016-1209. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Ninja Forms Plugin up to 2.9.42.0 on WordPress (WordPress Plugin) and classified as critical. This vulnerability affects some unknown functionality of the component POST Request Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The Ninja Forms plugin before 2.9.42.1 for WordPress allows remote attackers to conduct PHP object injection attacks via crafted serialized values in a POST request.

The weakness was released 05/14/2016 (Website). The advisory is shared for download at wordpress.org. This vulnerability was named CVE-2016-1209 since 12/26/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as highly functional.

Upgrading to version 2.9.42.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (41692). Entries connected to this vulnerability are available at VDB-74355 and VDB-75357. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• WordPress Plugin

Name

• Ninja Forms Plugin

Version

• 2.9.0
• 2.9.1
• 2.9.2
• 2.9.3
• 2.9.4
• 2.9.5
• 2.9.6
• 2.9.7
• 2.9.8
• 2.9.9
• 2.9.10
• 2.9.11
• 2.9.12
• 2.9.13
• 2.9.14
• 2.9.15
• 2.9.16
• 2.9.17
• 2.9.18
• 2.9.19
• 2.9.20
• 2.9.21
• 2.9.22
• 2.9.23
• 2.9.24
• 2.9.25
• 2.9.26
• 2.9.27
• 2.9.28
• 2.9.29
• 2.9.30
• 2.9.31
• 2.9.32
• 2.9.33
• 2.9.34
• 2.9.35
• 2.9.36
• 2.9.37
• 2.9.38
• 2.9.39
• 2.9.40
• 2.9.41
• 2.9.42.0

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

MetaSploit ID: wp_ninja_forms_unauthenticated_file_upload.rb
MetaSploit Name: WordPress Ninja Forms Unauthenticated File Upload
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ninja Forms Plugin 2.9.42.1

Timelineinfo

12/26/2015 🔍
05/14/2016 +140 days 🔍
05/14/2016 +0 days 🔍
05/16/2016 +2 days 🔍
01/23/2025 +3174 days 🔍

Sourcesinfo

Advisory: 137211
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1209 (🔍)
GCVE (CVE): GCVE-0-2016-1209
GCVE (VulDB): GCVE-100-87376
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 05/16/2016 09:39
Updated: 01/23/2025 08:17
Changes: 05/16/2016 09:39 (62), 11/26/2018 10:06 (2), 08/19/2022 10:54 (4), 01/23/2025 08:17 (20)
Complete: 🔍
Cache ID: 216:97F:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

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