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SeataApplication · Apache

CVE-2025-53606

CRITICAL · 9.8 CVSS v3.1 Published 2025-08-08
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Deserialization of Untrusted Data vulnerability in Apache Seata (incubating). This issue affects Apache Seata (incubating): 2.4.0. Users are recommended to upgrade to version 2.5.0, which fixes the issue.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

A deserialization of untrusted data vulnerability in Apache Seata 2.4.0 allows attackers to potentially execute arbitrary code or cause denial of service by providing malicious serialized data to the application.

MitigationUpgrade Apache Seata from version 2.4.0 to version 2.5.0 which contains the fix for this vulnerability.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
SeataApplication
Affected:= 2.4.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Verify Apache Seata is present in the environment
    Search for Seata processes running on the system or check for Seata installation directories. Inspect running Java processes for Seata-related class names or the seata-server executable.
    Affected if Seata is found running or installed and the version is 2.4.0
  2. Confirm the installed Seata version
    Check the Seata version by examining startup logs, the lib/seata-*.jar file name, or by querying the Seata server's version endpoint if available. Compare the detected version against the affected range.
    Affected if The installed version is exactly 2.4.0
  3. Determine if Seata server is network-exposed
    Review firewall rules, network configurations, and service bindings to identify whether the Seata server port (default 8091) is accessible from untrusted networks or the internet.
    Affected if Seata services are reachable from untrusted network segments or the public internet
  4. Check for deserialization handlers
    Inspect Seata configuration files (such as registry.conf or application.yml) to verify whether the server is configured to accept serialized data from clients, particularly examining serializer settings.
    Affected if Seata is configured to handle serialized data from remote clients without additional filtering

You are affected if Apache Seata version 2.4.0 is running and its network services can receive untrusted serialized data from attackers.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Upgrade Apache Seata from version 2.4.0 to version 2.5.0 which contains the fix for this vulnerability.

Recommended fix High confidence

2.5.0

  1. Backup your current Seata configuration and data directories before upgrading
  2. Stop the running Seata 2.4.0 service
  3. Download Apache Seata version 2.5.0 from the official Apache Seata release page (https://seata.apache.org/download/)
  4. Extract the new 2.5.0 binaries to your deployment directory
  5. Copy your backed-up configuration files to the new installation
  6. Start the Seata 2.5.0 service
  7. Verify that Seata starts successfully and connects to your registry/database as expected

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Seata Scoped from the published advisory
  • Consultation3.0 h
  • Implementation2.0 h
  • Testing4.0 h
  • Review / QA2.0 h
11.0 hours of engineering $1,920
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-53606 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
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