CVE-2026-53860

MEDIUMCVSS 5.4/10EPSS 0.17%

Last modified

CVE-2026-53860 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

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.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
OpenclawOpenclaw< 2026.5.7—
OpenclawOpenclaw2026.5.7Beta1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-53860?
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.
How severe is CVE-2026-53860?
CVE-2026-53860 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2026-53860?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST