A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. The impacted element is an unknown function of the file web/backend/middleware/access_control.go of the component First Run Setup. Performing a manipulation of the argument allowed_cidrs results in authentication bypass using alternate channel. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is regarded as difficult. The exploit is now public and may be used. The patch is named 017601354be38cb027ff3ffb01aed79bd5d12610. Applying a patch is the recommended action to fix this issue.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity High

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Sipeed PicoClaw affected
Version Status Constraints
0.2.0 affected —
0.2.1 affected —
0.2.2 affected —
0.2.3 affected —
0.2.4 affected —
0.2.5 affected —
0.2.6 affected —
0.2.7 affected —
0.2.8 affected —
0.2.9 affected —

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Project Subscriptions

Vendors Products
Sipeed Subscribe
Picoclaw Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/sipeed/picoclaw/ cve-icon
https://github.com/sipeed/picoclaw/commit/017601354be38cb027ff3ffb01aed79bd5d12610 cve-icon
https://github.com/sipeed/picoclaw/issues/3080 cve-icon
https://github.com/sipeed/picoclaw/pull/3083 cve-icon
https://vuldb.com/cve/CVE-2026-16198 cve-icon
https://vuldb.com/submit/852965 cve-icon
https://vuldb.com/vuln/380014 cve-icon
https://vuldb.com/vuln/380014/cti cve-icon
History

Sun, 19 Jul 2026 00:00:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. The impacted element is an unknown function of the file web/backend/middleware/access_control.go of the component First Run Setup. Performing a manipulation of the argument allowed_cidrs results in authentication bypass using alternate channel. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is regarded as difficult. The exploit is now public and may be used. The patch is named 017601354be38cb027ff3ffb01aed79bd5d12610. Applying a patch is the recommended action to fix this issue.
Title Sipeed PicoClaw First Run Setup access_control.go authentication bypass
First Time appeared Sipeed
Sipeed picoclaw
Weaknesses CWE-287
CWE-288
CPEs cpe:2.3:a:sipeed:picoclaw:*:*:*:*:*:*:*:*
Vendors & Products Sipeed
Sipeed picoclaw
References
Metrics cvssV2_0

{'score': 5.1, 'vector': 'AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 5.6, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 5.6, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-07-18T23:30:18.741Z

Reserved: 2026-07-18T07:22:40.821Z

Link: CVE-2026-16198

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses