webjunk Calendar Plus Plugin up to 1.2.4 on WordPress cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in webjunk Calendar Plus Plugin up to 1.2.4 on WordPress. This impacts an unknown function. Such manipulation leads to cross site scripting. This vulnerability is listed as CVE-2025-53350. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in webjunk Calendar Plus Plugin up to 1.2.4 on WordPress and classified as problematic. Affected by this issue is an unknown code block. 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. CVE summarizes:

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in webjunk Calendar Plus calendar-plus allows Reflected XSS.This issue affects Calendar Plus: from n/a through <= 1.2.4.

The weakness was presented by Nguyen Xuan Chien. The advisory is available at vdp.patchstack.com. This vulnerability is handled as CVE-2025-53350 since 06/27/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. 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.

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

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

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

06/27/2025 CVE reserved
10/22/2025 +117 days Advisory disclosed
10/22/2025 +0 days VulDB entry created
10/22/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: vdp.patchstack.com
Researcher: Nguyen Xuan Chien
Status: Not defined

CVE: CVE-2025-53350 (🔒)
GCVE (CVE): GCVE-0-2025-53350
GCVE (VulDB): GCVE-100-329558

Entryinfo

Created: 10/22/2025 20:08
Changes: 10/22/2025 20:08 (55)
Complete: 🔍
Cache ID: 216::103

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