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CVE-2023-26054

22
FAUCET Score

CVE-2023-26054 is a medium-severity information disclosure vulnerability affecting BuildKit versions 0.11.0 through 0.11.3. It allows Git credentials embedded in build requests to be exposed within provenance attestations, potentially making them visible to anyone with access to these attestations. The vulnerability has a CVSS score of 6.5, indicating a network-based attack with low complexity, requiring user interaction, and leading to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.10.0, < 0.11.4CPE matchmatch criteria
cpe:2.3:a:mobyproject:buildkit:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.03%
Probability of exploitation in next 30 days
EPSS Percentile
60.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0103 is in the 72nd percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (12)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: github.com/moby/buildkitFixed in: 0.11.4
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/grafana-rhel8:2.4.4-2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/istio-cni-rhel8:2.4.4-5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/istio-must-gather-rhel8:2.4.4-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/istio-rhel8-operator:2.4.4-6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/kiali-rhel8:1.65.9-4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/kiali-rhel8-operator:1.65.9-1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/pilot-rhel8:2.4.4-5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/proxyv2-rhel8:2.4.4-5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Service Mesh 2.4 for RHEL 8Fixed in: openshift-service-mesh/ratelimit-rhel8:2.4.4-2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.13Fixed in: openshift4/ose-docker-builder:v4.13.0-202306050632.p0.gd02643e.assembly.stream
View patch

Vendor Advisories (2)

goGHSA-gc89-7gcr-jxqcmedium

Buildkit credentials inlined to Git URLs could end up in provenance attestation

Mar 7, 2023
redhatCVE-2023-26054Moderate

buildkit: Data disclosure in provenance attestation describing a build

Mar 6, 2023

References

github.com / moby/buildkit/commit/75123c696506bdbca1ed69906479e200f1b62604
Patch
github.com / moby/buildkit/security/advisories/GHSA-gc89-7gcr-jxqc
ExploitVendor Advisory
lists.fedoraproject.org / archives/list/[email protected]/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC
lists.fedoraproject.org / archives/list/[email protected]/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE
lists.fedoraproject.org / archives/list/[email protected]/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI