Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessJoin affected Discord voice session as non-owner
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DeliverySpeak concurrently with owner control transcript
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ExploitWin async control-check race
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ExecutionUtterance inherits owner status at agent boundary
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ImpactOwner-sensitive command applied to attacker
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V15 - Secure Coding and Architecture Concurrency control, locking
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Requires a Discord agent-proxy voice session running OpenClaw 2026.7.2-2026.9.1 with the realtime voice control path enabled AND an agent that distinguishes owner vs non-owner senders. The attacker must be an admitted non-owner participant (PR:L) in that live voice session and must produce concurrent control-classified transcripts that win the timing race against a legitimate owner's context (AC:H, AT:P - non-deterministic). Limiting factors: exploitation is gated on precise concurrent transcript timing the attacker cannot reliably force, on the specific realtime control path being in use, and on the owner-sensitive tools/commands actually exposed to the agent. The documented workaround - disabling Discord realtime voice for owner/non-owner-distinguishing agents - fully mitigates it. |
| Impact | Real-world risk is LOW-to-MODERATE despite the 6.1 CVSS 4.0 score. The vendor vector (CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N) is internally consistent with a hard-to-win race: AC:H and AT:P (Present attack requirement) reflect that exploitation depends on precise concurrent transcript timing that the attacker cannot deterministically control, and PR:L means the attacker must already be an admitted non-owner participant in an active Discord agent-proxy voice session. There is no EPSS score, no CISA KEV listing, and no public exploit - exploitation status is 'no public exploit identified at time of analysis.' The vendor's VI:H (high integrity impact) appears generous: the advisory itself states impact is bounded by the tools and commands available to the affected agent, and success is non-deterministic, so a blanket high-integrity rating overstates typical outcomes. No conflicting signals on attack vector (network-facing Discord path is genuine), but the race-dependent, config-gated nature makes this targeted/opportunistic at best rather than reliably exploitable. This is a legitimate authorization-confusion bug worth patching, not an urgent widespread threat. |
| Exploit ScenarioDerived | A non-owner participant joins a Discord agent-proxy voice session that uses the affected realtime control path and speaks utterances timed to coincide with an owner's control-classified transcript. If the race is won, the attacker's utterance crosses the downstream agent boundary tagged with the owner's status, causing owner-only agent behavior to execute on the non-owner's command. No public proof-of-concept exists, and success is non-deterministic, depending on concurrent transcript timing. |
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Alert meAnalysisAIv1 – Sep 26, 2026
OpenClaw npm package versions 2026.7.2 through 2026.9.1 contain a race condition in the Discord realtime voice transcript path that can cause an utterance from a non-owner participant to be processed at the downstream agent boundary as if it came from the session owner. The flaw is exploitable only in Discord agent-proxy voice sessions that use the realtime voice control path with an agent configured to distinguish owner from non-owner senders, and an admitted non-owner participant must produce concurrent control-classified transcripts that win a non-deterministic timing race against a legitimate owner's context. No public exploit identified at time of analysis; the vendor has fixed the issue in 2026.9.2, and while the CVSS 4.0 base score is 6.1 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N per independent assessment), real-world risk is LOW-to-MODERATE because exploitation is gated by precise timing, the specific realtime control path, and which owner-sensitive tools are actually exposed.
RemediationAI
Upgrade the openclaw npm package to 2026.9.2 or later, which resolves the race condition in the Discord realtime voice transcript path; the vendor confirms a patch is available and the fix is referenced in the advisory at https://github.com/openclaw/openclaw/security/advisories/GHSA-5x6q-wg56-rxg8 (see also https://www.vulncheck.com/advisories/openclaw-2026.7.2-before-2026.9.2-authentication-bypass-via-voice-transcript). If upgrading cannot be done immediately, apply the documented workaround of disabling Discord realtime voice for any agent that distinguishes owner from non-owner senders - this fully mitigates the issue at the cost of losing realtime voice interaction for those agents, and is therefore a safe interim control for owner-sensitive deployments. Because exploitation depends on the realtime control path being enabled and on owner-sensitive tools or commands actually being exposed to the agent, additionally restricting or removing owner-only commands and capabilities from voice-facing agents reduces residual exposure, and treating voice-session identity assertions as untrusted (requiring an out-of-band owner confirmation for sensitive actions) is a reasonable compensating control. There are no other upstream or registry-based fixes identified in the supplied data.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
The vulnerability is a classic race condition (CWE-362) arising from an asynchronous control check performed while concurrent Discord realtime voice transcripts are being classified. When two control-classified transcripts are processed simultaneously, the speaker context belonging to one participant (typically the owner) can be consumed by another participant's transcript, so a non-owner utterance inherits the owner's identity before reaching the downstream agent boundary. Security-relevant identity assertions are made at a different point in time than the context they depend on, producing a time-of-check/time-of-use style mismatch. The underlying technology is the OpenClaw Node.js agent framework's Discord agent-proxy realtime voice pipeline, distributed as the npm package openclaw; the affected CPE is cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:* and EUVD tracks the range as OpenClaw 2026.7.2 <2026.9.2 (EUVD-2026-87504, reported by VulnCheck). The CVSS 4.0 vector (CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N) reflects network reachability, high attack complexity, a present attack-requirements component, low privileges (an admitted participant), low confidentiality and availability impact, and high integrity impact - consistent with an attacker influencing which principal the agent believes is speaking rather than directly disclosing or destroying data.
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Severity by source
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
Network-reachable Discord session but PR:L (admitted participant) and AC:H (must win a non-deterministic timing race); impact is bounded by agent tools, so C:L/I:L rather than high.
Primary rating from Vendor (VulnCheck).
CVSS VectorVendor: VulnCheck
Lifecycle Timeline
1DescriptionCVE.org
OpenClaw (npm package openclaw) versions >= 2026.7.2 and < 2026.9.2 contain a race condition in the Discord realtime voice transcript path. Concurrent control-classified voice transcripts could consume speaker context belonging to another participant after an asynchronous control check, causing a transcript to inherit another speaker's owner status. In Discord agent-proxy voice sessions using the affected realtime control path, an utterance from a non-owner participant could reach the downstream agent boundary marked as owner, so owner-sensitive behavior is applied to the wrong speaker. Exploitation depends on concurrent transcript timing and on the tools and commands available to the affected agent. The issue is fixed in 2026.9.2; as a workaround, disable Discord realtime voice for agents that distinguish owner and non-owner senders.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Race conditions occur when multiple concurrent requests exploit the brief time gap between checking a condition and acting upon it (TOCTOU - Time of Check, Time of Use).
Auth bypass in OpenClaw voice-call extension before 2026.2.1. EPSS 0.68%. PoC and patch available.
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OpenClaw versions prior to 2026.3.1 contain a sandbox escape vulnerability that allows authenticated attackers with low
EUVD-2026-87504
GHSA-hwqm-37j4-xmcr
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB