CVEvulnerability
CVE-2021-41093
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-10-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.4 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-285, CWE-863
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.
Affected configurations
• wire wire (< 3.86)
Related
References
- https://github.com/wireapp/wire-ios-sync-engine/security/advisories/GHSA-w727-5f74-49xj Broken Link
- https://github.com/wireapp/wire-ios-transport/security/advisories/GHSA-p354-6r3m-g4xr Broken Link
- https://github.com/wireapp/wire-ios/commit/b0e7bb3b13dd8212032cb46e32edf701694687c7 Patch, Third Party Advisory
- https://github.com/wireapp/wire-ios/security/advisories/GHSA-6f4c-phfj-m255 Third Party Advisory
- https://github.com/wireapp/wire-server/security/advisories/GHSA-9rm2-w6pq-333m Third Party Advisory
- https://github.com/wireapp/wire-ios-sync-engine/security/advisories/GHSA-w727-5f74-49xj Broken Link
- https://github.com/wireapp/wire-ios-transport/security/advisories/GHSA-p354-6r3m-g4xr Broken Link
- https://github.com/wireapp/wire-ios/commit/b0e7bb3b13dd8212032cb46e32edf701694687c7 Patch, Third Party Advisory
- https://github.com/wireapp/wire-ios/security/advisories/GHSA-6f4c-phfj-m255 Third Party Advisory
- https://github.com/wireapp/wire-server/security/advisories/GHSA-9rm2-w6pq-333m Third Party Advisory