Post Shortcode Plugin up to 2.0.9 on WordPress Shortcode Attribute cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Post Shortcode Plugin up to 2.0.9 on WordPress. This vulnerability affects unknown code of the component Shortcode Attribute Handler. The manipulation leads to cross site scripting. This vulnerability is traded as CVE-2023-0526. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Post Shortcode Plugin up to 2.0.9 on WordPress (WordPress Plugin) and classified as problematic. This issue affects some unknown functionality of the component Shortcode Attribute Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

The Post Shortcode WordPress plugin through 2.0.9 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

The weakness was shared 05/08/2023. The advisory is shared at wpscan.com. The identification of this vulnerability is CVE-2023-0526 since 01/27/2023. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

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

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 5.4
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/27/2023 🔍
05/08/2023 +100 days 🔍
05/08/2023 +0 days 🔍
04/26/2025 +719 days 🔍

Sourcesinfo

Advisory: wpscan.com
Status: Not defined

CVE: CVE-2023-0526 (🔍)
GCVE (CVE): GCVE-0-2023-0526
GCVE (VulDB): GCVE-100-228209

Entryinfo

Created: 05/08/2023 17:02
Updated: 04/26/2025 22:33
Changes: 05/08/2023 17:02 (39), 05/31/2023 07:16 (11), 01/29/2025 16:59 (26), 04/26/2025 22:33 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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