Is CVE-2017-10840 actively exploited?

CVE-2017-10840 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2017-10840?

CVE-2017-10840 has a CVSS score of 6.1 (MEDIUM severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

How do I patch CVE-2017-10840?

Patch guidance is available from webcalendar project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-10840.

Which products are affected by CVE-2017-10840?

1 product: webcalendar project webcalendar.

CVE-2017-10840 - remediation guidance & executive summary

Description

Cross-site scripting vulnerability in WebCalendar 1.2.7 and earlier allows an attacker to inject arbitrary web script or HTML via unspecified vectors.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: changed
Confidentiality: low
Integrity: low
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: WEBCALENDAR_PROJECT
Published: 8/29/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2017-10840

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary