VDB-223635 · CVE-2023-28666 · EUVD-2023-32327

InPost Gallery Plugin up to 2.2.1 on WordPress add_inpost_gallery_slide_item imgurl cross site scripting

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.
4.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in InPost Gallery Plugin up to 2.2.1 on WordPress. Impacted is the function add_inpost_gallery_slide_item. Performing a manipulation of the argument imgurl results in cross site scripting. This vulnerability is known as CVE-2023-28666. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in InPost Gallery Plugin up to 2.2.1 on WordPress (Photo Gallery Software). This affects the function add_inpost_gallery_slide_item. The manipulation of the argument imgurl with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

The InPost Gallery WordPress plugin, in versions < 2.2.2, is affected by a reflected cross-site scripting vulnerability in the 'imgurl' parameter to the add_inpost_gallery_slide_item action, which can only be triggered by an authenticated user.

The weakness was published 03/23/2023. It is possible to read the advisory at tenable.com. This vulnerability is uniquely identified as CVE-2023-28666 since 03/20/2023. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 2.2.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-32327). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Photo Gallery Software

Name

InPost Gallery Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: InPost Gallery Plugin 2.2.2

Timelineinfo

03/20/2023 🔍
03/23/2023 +3 days 🔍
03/23/2023 +0 days 🔍
12/07/2025 +990 days 🔍

Sourcesinfo

Advisory: tenable.com
Status: Confirmed

CVE: CVE-2023-28666 (🔍)
GCVE (CVE): GCVE-0-2023-28666
GCVE (VulDB): GCVE-100-223635
EUVD: 🔍

Entryinfo

Created: 03/23/2023 07:43
Updated: 12/07/2025 10:47
Changes: 03/23/2023 07:43 (42), 04/13/2023 08:22 (11), 12/07/2025 10:47 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.