CVE-2026-28480

MEDIUM
2026-03-05 [email protected] GHSA-mj5r-hh7j-4gxf
6.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

3
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 05, 2026 - 22:16 nvd
MEDIUM 6.5

Tags

Authentication Bypass Openclaw

Description

OpenClaw versions prior to 2026.2.14 contain an authorization bypass vulnerability where Telegram allowlist matching accepts mutable usernames instead of immutable numeric sender IDs. Attackers can spoof identity by obtaining recycled usernames to bypass allowlist restrictions and interact with bots as unauthorized senders.

Analysis

OpenClaw prior to version 2026.2.14 fails to properly validate Telegram allowlist entries by accepting mutable usernames instead of immutable user IDs, enabling attackers to register recycled usernames and bypass access controls. An unauthenticated attacker can exploit this flaw to impersonate legitimate users and send unauthorized commands to OpenClaw bots. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

33
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: 0

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CVE-2026-28480 vulnerability details – vuln.today
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