Sipeed PicoClaw context.go NewContextBuilder inclusion of functionality from untrusted control sphere

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Summary

CVECVE-2026-16085
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-18 10:17:25 UTC
Updated2026-07-18 10:17:25 UTC
DescriptionA security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. Affected is the function NewContextBuilder of the file pkg/agent/context.go. Such manipulation leads to inclusion of functionality from untrusted control sphere. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The reported GitHub issue was closed automatically with the label "not planned" by a bot.

Risk And Classification

Primary CVSS: v4.0 1.9 LOW from [email protected]

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-829 | CWE-829 Inclusion of Functionality from Untrusted Control Sphere

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary1.9LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED4.8MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary5.3MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED5.3MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.0CNADECLARED5.3MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0[email protected]Secondary4.3AV:L/AC:L/Au:S/C:P/I:P/A:P
2.0CNADECLARED4.3AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

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

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Sipeed PicoClaw affected 0.2.0 Not specified
CNA Sipeed PicoClaw affected 0.2.1 Not specified
CNA Sipeed PicoClaw affected 0.2.2 Not specified
CNA Sipeed PicoClaw affected 0.2.3 Not specified
CNA Sipeed PicoClaw affected 0.2.4 Not specified
CNA Sipeed PicoClaw affected 0.2.5 Not specified
CNA Sipeed PicoClaw affected 0.2.6 Not specified
CNA Sipeed PicoClaw affected 0.2.7 Not specified
CNA Sipeed PicoClaw affected 0.2.8 Not specified
CNA Sipeed PicoClaw affected 0.2.9 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/379797/cti [email protected] vuldb.com
vuldb.com/cve/CVE-2026-16085 [email protected] vuldb.com
github.com/sipeed/picoclaw [email protected] github.com
github.com/sipeed/picoclaw/issues/3075 [email protected] github.com
vuldb.com/submit/852947 [email protected] vuldb.com
vuldb.com/vuln/379797 [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Eric-i (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-07-17T00:00:00.000ZAdvisory disclosed
CNA2026-07-17T02:00:00.000ZVulDB entry created
CNA2026-07-17T15:55:34.000ZVulDB entry last update

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