{"cve":"CVE-2026-105163","nvd":{"published":"2026-10-04T22:16:58.763","modified":"2026-10-06T15:04:52.637","status":"Deferred","description":"A 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.","cvss_v4":{"vector":"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","score":6.9},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3},"cwes":["CWE-362","CWE-367"],"references":["https://github.com/advisories/GHSA-mf7q-r4rv-jv94","https://github.com/crossplane/crossplane-runtime/","https://github.com/crossplane/crossplane-runtime/commit/bee99c6cd6ca81878acca2940a2f0a02169fc208","https://github.com/crossplane/crossplane-runtime/pull/1038","https://github.com/crossplane/crossplane-runtime/releases/tag/v2.2.3"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:57:46.668721662+00:00"},"epss":{"cve":"CVE-2026-105163","score":0.00322,"percentile":0.25013,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-mf7q-r4rv-jv94","url":"https://osv.dev/vulnerability/GHSA-mf7q-r4rv-jv94","summary":"Crossplane's TOCTOU between cosign verification and image fetch in xpkg.CachedClient allows tag-based package install to bypass signature check","modified":"2026-10-05T10:55:34.924298945Z","packages":[{"ecosystem":"Go","name":"github.com/crossplane/crossplane-runtime/v2","purl":"pkg:golang/github.com/crossplane/crossplane-runtime/v2","ranges":[">=2.4.0-rc.0 <2.4.0-rc.1"],"fixed":["2.4.0-rc.1"]},{"ecosystem":"Go","name":"github.com/crossplane/crossplane-runtime/v2","purl":"pkg:golang/github.com/crossplane/crossplane-runtime/v2","ranges":[">=2.3.0 <2.3.3"],"fixed":["2.3.3"]}]},{"id":"GO-2026-6302","url":"https://osv.dev/vulnerability/GO-2026-6302","summary":"Signature verification TOCTOU allows installing unverified package content in github.com/crossplane/crossplane-runtime/v2","modified":"2026-10-05T10:55:34.924298945Z","packages":[{"ecosystem":"Go","name":"github.com/crossplane/crossplane-runtime/v2","purl":"pkg:golang/github.com/crossplane/crossplane-runtime/v2","ranges":[">=2.3.0 <2.3.3",">=2.4.0-rc.0 <2.4.0-rc.1"],"fixed":["2.3.3","2.4.0-rc.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}