Improper Check for Dropped Privileges

Overview Affected versions of this package are vulnerable to Improper Check for Dropped Privileges due to the omission of constraint extensions such as [email protected] when adding a key to a remote agent. An attacker can bypass intended key usage restrictions by forwarding ke...

CVE-2026-39832 Invoking agent constraints dropped when forwarding keys in golang.org/x/crypto/ssh/agent

When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all...

Astra Linux - уязвимость в thunderbird

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shield on some platforms, but this may be...

GHSA-W4PR-4VJG-HFFH When matrix-nio receives forwarded room keys, the receiver doesn't check if it requested the key from the forwarder

When matrix-nio before 0.20 requests a room key from our devices, it correctly accepts key forwards only if they are a response to a previous request. However, it doesn't check that the device that responded matches the device the key was requested from. This allows a malicious homeserver to inse...

UBUNTU-CVE-2022-39254

matrix-nio is a Python Matrix client library, designed according to sans I/O principles. Prior to version 0.20, when a users requests a room key from their devices, the software correctly remember the request. Once they receive a forwarded room key, they accept it without checking who the room ke...

PT-2022-24846 · Unknown · Matrix-Nio

Name of the Vulnerable Software and Affected Versions: matrix-nio versions prior to 0.20 Description: The issue arises when a user requests a room key from their devices. The software remembers the request but fails to check the origin of the forwarded room key, allowing homeservers to potentiall...

PT-2022-24845 · Unknown · Matrix-Rust-Sdk

Name of the Vulnerable Software and Affected Versions: matrix-rust-sdk versions prior to 0.6 Description: The issue arises when a user requests a room key from their devices. The software correctly remembers the request but fails to check the origin of the forwarded room key, allowing homeservers...