CVE-2026-28474

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

CVE-2026-28474

OpenClaw's Nextcloud Talk plugin (versions prior to 2026.2.6) is affected by a flaw in equality matching on the mutable actor.name display name used for allowlist validation, allowing an attacker to spoof a display name to match an allowlisted user ID and gain unauthorized access to restricted co...

CVE-2026-28474 OpenClaw Nextcloud Talk < 2026.2.6 - Allowlist Bypass via actor.name Display Name Spoofing

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

CVE-2026-28474

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

CVE-2026-28474 OpenClaw Nextcloud Talk < 2026.2.6 - Allowlist Bypass via actor.name Display Name Spoofing

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

CVE-2026-28474 OpenClaw Nextcloud Talk < 2026.2.6 - Allowlist Bypass via actor.name Display Name Spoofing

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

EUVD-2026-9920

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

GHSA-R9Q5-C7QC-P26W OpenClaw's Nextcloud Talk webhook replay could trigger duplicate inbound processing

Summary When Nextcloud Talk webhook signing was valid, replayed requests could be accepted without durable replay suppression, allowing duplicate inbound processing after replay-window expiry or process restart. Details OpenClaw's Nextcloud Talk webhook path verified HMACsecret, random + body but...

OpenClaw's Nextcloud Talk webhook replay could trigger duplicate inbound processing

Summary When Nextcloud Talk webhook signing was valid, replayed requests could be accepted without durable replay suppression, allowing duplicate inbound processing after replay-window expiry or process restart. Details OpenClaw's Nextcloud Talk webhook path verified HMACsecret, random + body but...

PT-2026-26224

Summary When Nextcloud Talk webhook signing was valid, replayed requests could be accepted without durable replay suppression, allowing duplicate inbound processing after replay-window expiry or process restart. Details OpenClaw's Nextcloud Talk webhook path verified HMACsecret, random + body but...

User Impersonation

Overview @openclaw/nextcloud-talk is an OpenClaw Nextcloud Talk channel plugin Affected versions of this package are vulnerable to User Impersonation via the actor.name field in webhook payloads. An attacker can gain unauthorized access to direct messages or rooms by spoofing their display name t...

Nextcloud Talk allowlist bypass via actor.name display name spoofing

Summary In affected versions of the optional Nextcloud Talk plugin installed separately; not bundled with the core OpenClaw install, an untrusted webhook field actor.name, display name could be treated as an allowlist identifier. An attacker could change their Nextcloud display name to match an...

GHSA-R5H9-VJQC-HQ3R Nextcloud Talk allowlist bypass via actor.name display name spoofing

Summary In affected versions of the optional Nextcloud Talk plugin installed separately; not bundled with the core OpenClaw install, an untrusted webhook field actor.name, display name could be treated as an allowlist identifier. An attacker could change their Nextcloud display name to match an...

PT-2026-23549

Name of the Vulnerable Software and Affected Versions OpenClaw Nextcloud Talk plugin versions prior to 2026.2.6 Description The Nextcloud Talk plugin allows attackers to bypass direct message DM and room allowlists. The plugin incorrectly uses the mutable actor.name field for allowlist validation...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004202)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004202 advisory. An issue was discovered in the Linux kernel before 5.0.9. There is a use-after-free in atalkprocexit, related to net/appletalk/atalkproc.c, net/appletalk/ddp.c, and...

CVE-2021-22952

A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk devices assigned to said network if they are not yet adopted. This vulnerability is fixed in UniFi Talk application V1.12.5 and lat...

CVE-2022-35932

Nextcloud Talk is a video and audio conferencing app for Nextcloud. Prior to versions 12.2.7, 13.0.7, and 14.0.3, password protected conversations are susceptible to brute force attacks if the attacker has the link/conversation token. It is recommended that the Nextcloud Talk application is...

CVE-2023-45149

Nextcloud talk is a chat module for the Nextcloud server platform. In affected versions brute force protection of public talk conversation passwords can be bypassed, as there was an endpoint validating the conversation password without registering bruteforce attempts. It is recommended that the...

CVE-2021-41180

Nextcloud talk is a self hosting messaging service. In versions prior 12.1.2 an attacker is able to control the link of a geolocation preview in the Nextcloud Talk application due to a lack of validation on the link. This could result in an open-redirect, but required user interaction. This only...

CVE-1999-0251

Denial of service in talk program allows remote attackers to disrupt a user's display...