How severe is CVE-2024-22399?

CVE-2024-22399 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-22399 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-22399?

CVE-2024-22399 primarily affects Apache Seata. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-22399?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-22399 have an EU (EUVD) identifier?

Yes. CVE-2024-22399 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2706.

When was CVE-2024-22399 published?

CVE-2024-22399 was published on 2024-09-16 and last updated on 2026-06-17.

CVE-2024-22399

CVE-2024-22399 is a critical-severity vulnerability in Apache Seata with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2706
Weakness: CWE-502
Affected product: Apache Seata
Published: 2024-09-16
Last modified: 2026-06-17

Description

Deserialization of Untrusted Data vulnerability in Apache Seata. When developers disable authentication on the Seata-Server and do not use the Seata client SDK dependencies, they may construct uncontrolled serialized malicious requests by directly sending bytecode based on the Seata private protocol. This issue affects Apache Seata: 2.0.0, from 1.0.0 through 1.8.0. Users are recommended to upgrade to version 2.1.0/1.8.1, which fixes the issue.

Frequently asked questions

What is CVE-2024-22399?: Deserialization of Untrusted Data vulnerability in Apache Seata. When developers disable authentication on the Seata-Server and do not use the Seata client SDK dependencies, they may construct uncontrolled serialized malicious requests by directly sending bytecode based on the Seata private protocol. This issue affects Apache Seata: 2.0.0, from 1.0.0 through 1.8.0. Users are recommended to upgrade to version 2.1.0/1.8.1, which fixes the issue.
How severe is CVE-2024-22399?: CVE-2024-22399 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-22399 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-22399?: CVE-2024-22399 primarily affects Apache Seata. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-22399?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-22399 have an EU (EUVD) identifier?: Yes. CVE-2024-22399 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2706.
When was CVE-2024-22399 published?: CVE-2024-22399 was published on 2024-09-16 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:apache:seata:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:seata:2.0.0:*:*:*:*:*:*:*

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