crossplane crossplane-runtime ImageConfig client.go Get toctou

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-105163
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-04 22:16:58 UTC
Updated2026-10-06 15:04:52 UTC
DescriptionA vulnerability was detected in crossplane crossplane-runtime up to 2.2.2/2.3.2. This vulnerability affects the function Get of the file pkg/xpkg/client.go of the component ImageConfig. The manipulation results in time-of-check time-of-use. The attack may be launched remotely. Upgrading to version 2.2.3, 2.3.3 and 2.4.0-rc.1 is able to resolve this issue. The patch is identified as bee99c6cd6ca81878acca2940a2f0a02169fc208. You should upgrade the affected component.

Risk And Classification

Primary CVSS: v4.0 6.9 MEDIUM from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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

EPSS: 0.003220000 probability, percentile 0.231310000 (date 2026-10-06)

Problem Types: CWE-362 | CWE-367 | CWE-367 Time-of-check Time-of-use | CWE-362 Race Condition

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary6.9MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/C...
4.0CNADECLARED6.9MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.1CNADECLARED5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C
3.0CNADECLARED5.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C
2.0[email protected]Secondary5AV:N/AC:L/Au:N/C:N/I:P/A:N
2.0CNADECLARED5AV:N/AC:L/Au:N/C:N/I:P/A:N/E:ND/RL:OF/RC:C

CVSS v4.0 Breakdown

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

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

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

CVSS v3.0 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Crossplane Crossplane-runtime affected 2.2.0 Not specified
CNA Crossplane Crossplane-runtime affected 2.2.1 Not specified
CNA Crossplane Crossplane-runtime affected 2.2.2 Not specified
CNA Crossplane Crossplane-runtime affected 2.3.0 Not specified
CNA Crossplane Crossplane-runtime affected 2.3.1 Not specified
CNA Crossplane Crossplane-runtime affected 2.3.2 Not specified
CNA Crossplane Crossplane-runtime unaffected 2.2.3 Not specified
CNA Crossplane Crossplane-runtime unaffected 2.3.3 Not specified
CNA Crossplane Crossplane-runtime unaffected 2.4.0-rc.1 Not specified

References

ReferenceSourceLinkTags
github.com/crossplane/crossplane-runtime/releases/tag/v2.2.3 [email protected] github.com
github.com/crossplane/crossplane-runtime/commit/bee99c6cd6ca81878acca294... [email protected] github.com
github.com/advisories/GHSA-mf7q-r4rv-jv94 [email protected] github.com
vuldb.com/vuln/413395/cti [email protected] vuldb.com
github.com/crossplane/crossplane-runtime/pull/1038 [email protected] github.com
vuldb.com/vuln/413395 [email protected] vuldb.com
vuldb.com/cve/CVE-2026-105163 [email protected] vuldb.com
github.com/crossplane/crossplane-runtime [email protected] github.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: bugbunny-research (en)

CNA: tonghuaroot (en)

CNA: VulDB GitHub Commit Analyzer (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-10-04T00:00:00.000ZAdvisory disclosed
CNA2026-10-04T02:00:00.000ZVulDB entry created
CNA2026-10-04T09:33:30.000ZVulDB entry last update

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