CVE-2026-7551

HKUDS OpenHarness Remote Command Execution via /bridge Slash Command

HIGH
8.8
CVSS Score
Published: April 30, 2026 at 09:29 PM UTC
Updated: October 26, 2026 at 09:10 PM UTC
1 product affected across 1 vendorOpenHarness

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

HKUDS OpenHarness contains a remote code execution vulnerability in the /bridge slash command that allows remote senders accepted by configuration to execute arbitrary operating system commands. Attackers can invoke the /bridge spawn command with attacker-controlled command text that is forwarded to the bridge session manager and executed through the shared shell subprocess helper, allowing them to spawn shell sessions as the OpenHarness process user and access local files, credentials, workspace state, and repository contents.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2026-04-27
Affected range stops below 438e373, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-78

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