CVE-2021-32816

PoC —

CVSS 3.1

7.5 high

EPSS

1%p61

Published

May 14, 2021 (May 14, 2021)

Modified

Jun 17, 2026

Description

ProtonMail Web Client is the official AngularJS web client for the ProtonMail secure email service. ProtonMail Web Client before version 3.16.60 has a regular expression denial-of-service vulnerability. This was fixed in commit 6687fb. There is a full report available in the referenced GHSL-2021-027.

Vendors: protonmail
Products: protonmail
Weakness: CWE-400
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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