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CVE-2025-27531

Apache Inlong insecure deserialization

9.8 CRITICALEPSS 0.66%
  1. Published6 Jun 2025

Description

Deserialization of Untrusted Data vulnerability in Apache InLong.  This issue affects Apache InLong: from 1.13.0 before 2.1.0, this issue would allow an authenticated attacker to read arbitrary files by double writing the param. Users are recommended to upgrade to version 2.1.0, which fixes the issue.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Apache Inlong≥ 1.13.0 < 2.1.0

Remediation

Fixed in
Apache Inlong≥ 2.1.0

References

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Frequently asked

Is CVE-2025-27531 being actively exploited?

CVE-2025-27531 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.66%.

How severe is CVE-2025-27531?

CVE-2025-27531 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.66% probability of exploitation.

Which products are affected by CVE-2025-27531?

Affected products include Apache Inlong.

How do I fix CVE-2025-27531?

Upgrade affected software to a fixed version, for example Apache Inlong 2.1.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-27531 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.