DeepL Chrome browser extension vulnerable to cross-site scripting

Overview DeepL Chrome browser extension contains the following vulnerability. Cross-site scripting CWE-79 - CVE-2026-40451 This vulnerability was reported by the researchers below and JPCERT/CC coordinated with the developer. Junki Yuasa of Cybozu, Inc. reported this vulnerability to JPCERT/CC...

CVE-2026-40451

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...

CVE-2026-40451

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...

CVE-2026-40451

The CVE-2026-40451 entry affects the DeepL Chrome extension, specifically versions 1.22.0 through 1.23.0. It describes a cross-site scripting vulnerability that allows an attacker to execute arbitrary scripts in a user’s browser and inject malicious HTML into pages viewed by the user. The provide...

CVE-2026-40451

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...

EUVD-2026-24605

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...

PT-2026-34249

Name of the Vulnerable Software and Affected Versions DeepL Chrome browser extension versions 1.22.0 through 1.23.0 Description A cross-site scripting flaw allows an attacker to execute arbitrary script in a user's browser and inject malicious HTML into web pages viewed by the user. Recommendatio...