Description
nheko is a desktop client for the Matrix communication application. All versions below 0.10.2 are vulnerable homeservers inserting malicious secrets, which could lead to man-in-the-middle attacks. Users can upgrade to version 0.10.2 to protect against this issue. As a workaround, one may apply the patch manually, avoid doing verifications of one's own devices, and/or avoid pressing the request button in the settings menu.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Nheko-Reborn | nheko | < 0.10.2 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | nheko | 0.10.2-1 | — |
| Debian 13 | nheko | 0.10.2-1 | — |
| Debian 12 | nheko | 0.10.2-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | nheko | No fix yet | — |
| Ubuntu 26.04 LTS | nheko | No fix yet | — |
| Ubuntu 25.10 | nheko | No fix yet | — |
| Ubuntu 24.04 LTS | nheko | No fix yet | — |
| Ubuntu 22.04 LTS | nheko | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | nheko | No fix yet | — |
| Ubuntu 18.04 LTS | nheko | No fix yet | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.16 | nheko | 0.9.3-r2 | — |
References
- https://github.com/Nheko-Reborn/nheko/security/advisories/GHSA-8jcp-8jq4-5mm7
- https://github.com/Nheko-Reborn/nheko/commit/67bee15a389f9b8a9f6c3a340558d1e2319e7199
- https://github.com/Nheko-Reborn/nheko/releases/tag/v0.10.2
- FEDORA-2022-959b529587 vendor-advisory
- FEDORA-2022-1fd94a54a1 vendor-advisory