low3.3
CVE-2026-82810
A weakness has been identified in extension.vn 2FA Authenticator Extension 1.0.0.2 on Chrome.
Impact
A weakness has been identified in extension.vn 2FA Authenticator Extension 1.0.0.2 on Chrome. The impacted element is the function chrome.runtime.onMessageExternal.addListener of the component Background Service Worker. Executing a manipulation of the argument sender.id can lead to information disclosure. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.
Affected packages
This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/xryj920/chrome_extensions/blob/main/extension.vn%202FA%20Authenticator%201.0.0.2%20exposes%20stored%20TOTP%20secrets%20through%20an%20unrestricted%20external%20message%20handler
- https://vuldb.com/cve/CVE-2026-82810
- https://vuldb.com/submit/875249
- https://vuldb.com/vuln/397229
- https://vuldb.com/vuln/397229/cti