lakeFS through 1.83.0, fixed in commit 71a45ee, contains an authentication bypass vulnerability in the /setup_comm_prefs endpoint that allows unauthenticated attackers to overwrite operator metadata including email, name, and company after setup completion. Attackers can POST to this endpoint to modify security update preferences, disable security communications, and trigger falsified telemetry events using the legitimate installation ID.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0031.

Exploitation poc

Automatable yes

Technical Impact partial

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

Vendor Product Default status Versions
treeverse lakeFS unaffected
Version Status Constraints
0 affected ≤ 1.83.0
71a45eeb1639d146d34b8effd7e86d077160ed7c unaffected —

No data.

No data.

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Vendors Products
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Lakefs Subscribe

Project Subscriptions

Vendors Products
Treeverse Subscribe
Lakefs 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/treeverse/lakeFS/commit/71a45eeb1639d146d34b8effd7e86d077160ed7c cve-icon
https://github.com/treeverse/lakeFS/issues/10465 cve-icon
https://github.com/treeverse/lakeFS/pull/10499 cve-icon
https://www.vulncheck.com/advisories/lakefs-unauthenticated-operator-metadata-overwrite-via-setup-comm-prefs cve-icon
History

Sat, 25 Jul 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 24 Jul 2026 23:00:00 +0000

Type Values Removed Values Added
First Time appeared Treeverse
Treeverse lakefs
Vendors & Products Treeverse
Treeverse lakefs

Fri, 24 Jul 2026 18:30:00 +0000

Type Values Removed Values Added
Description lakeFS through 1.83.0, fixed in commit 71a45ee, contains an authentication bypass vulnerability in the /setup_comm_prefs endpoint that allows unauthenticated attackers to overwrite operator metadata including email, name, and company after setup completion. Attackers can POST to this endpoint to modify security update preferences, disable security communications, and trigger falsified telemetry events using the legitimate installation ID.
Title lakeFS Unauthenticated Operator Metadata Overwrite via setup_comm_prefs
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-07-25T10:30:05.605Z

Reserved: 2026-07-23T19:22:30.643Z

Link: CVE-2026-66006

cve-icon Vulnrichment

Updated: 2026-07-24T15:30:48.191Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-24T22:45:17Z

Weaknesses