High severity7.4NVD Advisory· Published Oct 4, 2021· Updated Jun 17, 2026
CVE-2021-41093
CVE-2021-41093
Description
Wire is an open source secure messenger. In affected versions if the an attacker gets an old but valid access token they can take over an account by changing the email. This issue has been resolved in version 3.86 which uses a new endpoint which additionally requires an authentication cookie. See wire-ios-sync-engine and wire-ios-transport references. This is the root advisory that pulls the changes together.
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Affected products
4Patches
Vulnerability mechanics
References
5- github.com/wireapp/wire-ios/commit/b0e7bb3b13dd8212032cb46e32edf701694687c7nvdPatchThird Party Advisory
- github.com/wireapp/wire-ios/security/advisories/GHSA-6f4c-phfj-m255nvdThird Party Advisory
- github.com/wireapp/wire-server/security/advisories/GHSA-9rm2-w6pq-333mnvdThird Party Advisory
- github.com/wireapp/wire-ios-sync-engine/security/advisories/GHSA-w727-5f74-49xjnvdBroken Link
- github.com/wireapp/wire-ios-transport/security/advisories/GHSA-p354-6r3m-g4xrnvdBroken Link
News mentions
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