Is CVE-2021-42088 actively exploited?

CVE-2021-42088 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-42088?

CVE-2021-42088 has a CVSS score of 6.1 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Patch guidance is available from zammad security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-42088.

An issue was discovered in Zammad before 4.1.1. The Chat functionality allows XSS because clipboard data is mishandled.

Primary Vendor: ZAMMAD
Published: 10/7/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

zammad : zammad

Cite this page

CVE-2021-42088. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2021-42088