Quick Event Manager Plugin up to 9.7.4 on WordPress qem_ajax_calendar Category 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 categorized as problematic has been discovered in Quick Event Manager Plugin up to 9.7.4 on WordPress. This issue affects the function qem_ajax_calendar. Such manipulation of the argument Category leads to cross site scripting. This vulnerability is referenced as CVE-2023-23491. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Quick Event Manager Plugin up to 9.7.4 on WordPress (WordPress Plugin). Affected by this issue is the function qem_ajax_calendar. The manipulation of the argument category 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. CVE summarizes:

The Quick Event Manager WordPress Plugin, version < 9.7.5, is affected by a reflected cross-site scripting vulnerability in the 'category' parameter of its 'qem_ajax_calendar' action.

The weakness was published 01/21/2023. The advisory is shared for download at tenable.com. This vulnerability is handled as CVE-2023-23491 since 01/12/2023. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 9.7.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-27591). VulDB is the best source for vulnerability data and more expert information about this specific topic.

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: 6.1
NVD Vector: 🔍

CVSSv2info

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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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Quick Event Manager Plugin 9.7.5

Timelineinfo

01/12/2023 🔍
01/21/2023 +9 days 🔍
01/21/2023 +0 days 🔍
10/08/2025 +991 days 🔍

Sourcesinfo

Advisory: tenable.com
Status: Confirmed

CVE: CVE-2023-23491 (🔍)
GCVE (CVE): GCVE-0-2023-23491
GCVE (VulDB): GCVE-100-219080
EUVD: 🔍

Entryinfo

Created: 01/21/2023 08:56
Updated: 10/08/2025 20:08
Changes: 01/21/2023 08:56 (42), 02/18/2023 07:19 (11), 04/04/2025 07:00 (16), 10/08/2025 20:08 (1)
Complete: 🔍
Cache ID: 216::103

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

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