CVE-2026-53860

MEDIUM 4.2

OpenClaw < 2026.5.7 - Sender Policy Bypass via Mutable Conversation Identifiers in BlueBubbles

CVSS Score

4.2

EPSS Score

0.0%

EPSS Percentile

0th

OpenClaw before 2026.5.7 contains a sender policy bypass vulnerability in BlueBubbles that allows participants to match allowlist entries through conversation metadata rather than stable sender identity. Attackers can influence conversation-level identifiers to receive agent responses intended for configured senders, potentially bypassing access controls.

CWE	CWE-807 CWE-863
Vendor	openclaw
Product	openclaw
Published	Jun 16, 2026
Last Updated	Jun 16, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

OpenClaw / OpenClaw

0 < 2026.5.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-8j37-5w68-wj2g vulncheck.com: https://www.vulncheck.com/advisories/openclaw-sender-policy-bypass-via-mutable-conversation-identifiers-in-bluebubbles

Credits

🔍 Edward-x (@YLChen-007)