VDB-225390 · CVE-2023-0363 · GCVE-0-2023-0363

Scheduled Announcements Widget Plugin up to 0.x on WordPress Shortcode Attribute 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 was found in Scheduled Announcements Widget Plugin up to 0.x on WordPress and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Shortcode Attribute Handler. The manipulation results in cross site scripting. This vulnerability is known as CVE-2023-0363. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Scheduled Announcements Widget Plugin up to 0.x on WordPress (WordPress Plugin). Affected is an unknown code of the component Shortcode Attribute Handler. The manipulation 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. CVE summarizes:

The Scheduled Announcements Widget WordPress plugin before 1.0 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 published 04/10/2023. The advisory is available at wpscan.com. This vulnerability is traded as CVE-2023-0363 since 01/18/2023. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Upgrading to version 1.0 eliminates this vulnerability.

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Productinfo

Type

WordPress Plugin

Name

Scheduled Announcements Widget 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

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Scheduled Announcements Widget Plugin 1.0

Timelineinfo

01/18/2023 🔍
04/10/2023 +81 days 🔍
04/10/2023 +0 days 🔍
02/11/2025 +673 days 🔍

Sourcesinfo

Advisory: wpscan.com
Status: Confirmed

CVE: CVE-2023-0363 (🔍)
GCVE (CVE): GCVE-0-2023-0363
GCVE (VulDB): GCVE-100-225390

Entryinfo

Created: 04/10/2023 16:42
Updated: 02/11/2025 17:21
Changes: 04/10/2023 16:42 (41), 02/11/2025 17:21 (26)
Complete: 🔍
Cache ID: 216::103