CVE-2026-40451

Summary

DeepL Chrome browser extension versions from v1.22.0 to v.1.23.0 contain a cross-site scripting vulnerability, which allows an attacker to execute arbitrary script in a user's browser, and inject malicious HTML into web pages viewed by the user.

Affected Software

VendorProductVersion RangeStatus
DeepLChrome browser extensionfrom v1.22.0 to v.1.23.0affected

Weaknesses

  • CWE-79: Cross-site scripting (XSS)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References