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Not in CISA KEV
HIGH severity

CVE-2026-127281 — Lanyulei FERRY

HIGH

CVE-2026-127281 is a high-severity (CVSS 7.3) Improper Authentication vulnerability in lanyulei ferry. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

A vulnerability was found in lanyulei ferry 1.0.0-beta.1/1.0.0. Affected is an unknown function of the file middleware/auth.go of the component JWT Validation. The manipulation results…

Published
Updated
Affected
1 product
Patched
See advisory
Exploits
None indexed
Exploitation data as of Nov 13, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
0.4%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs35th percentile — riskier than 35% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Description

A vulnerability was found in lanyulei ferry 1.0.0-beta.1/1.0.0. Affected is an unknown function of the file middleware/auth.go of the component JWT Validation. The manipulation results in improper authentication. The attack can be executed remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Products

1 product · 1 configurations
Application
ferrylanyulei
all

Detection & mitigation playbook

Vendor / appliance

  1. Detect

    Inventory every lanyulei ferry deployment and check each version against the affected-products list above.

  2. Remediation status

    The records we use list no fixed version for CVE-2026-127281. Check the lanyulei ferry advisory for a patched release, and apply the workarounds below until you can upgrade.

  3. Mitigate without a patch

    Put an independent control in front of the weakness: restrict the affected endpoint or interface to trusted networks, require an additional authentication factor or proxy-level check, and invalidate existing sessions and credentials in case the flaw has already been used. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Frequently Asked Questions

A vulnerability was found in lanyulei ferry 1.0.0-beta.1/1.0.0. Affected is an unknown function of the file middleware/auth.go of the component JWT Validation. The manipulation results in improper authentication. The attack can be executed remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
O3 Security · Runtime Protection

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