CVE-2021-32666

wire-ios is the iOS version of Wire, an open-source secure messaging app. In wire-ios versions 3.8.0 and prior, a vulnerability exists that can cause a denial of service between users. If a user has an invalid assetID for their profile picture and it contains the " character, it will cause the iOS client to crash. The vulnerability is patched in wire-ios version 3.8.1.

• CWE-20

• https://github.com/wireapp/wire-ios-data-model/commit/35af3f632085f51a2ce7f608fdaeffd1a69ad89fPatch, Third Party Advisory
• https://github.com/wireapp/wire-ios/security/advisories/GHSA-2x9x-vh27-h4rvPatch, Third Party Advisory
• https://github.com/wireapp/wire-ios-data-model/commit/35af3f632085f51a2ce7f608fdaeffd1a69ad89fPatch, Third Party Advisory
• https://github.com/wireapp/wire-ios/security/advisories/GHSA-2x9x-vh27-h4rvPatch, Third Party Advisory

Published

Jun 3, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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