How severe is CVE-2026-59307?

CVE-2026-59307 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-59307 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-59307?

CVE-2026-59307 primarily affects Vmware Spring Integration. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-59307?

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

When was CVE-2026-59307 published?

CVE-2026-59307 was published on 2026-08-27 and last updated on 2026-08-31.

CVE-2026-59307

CVE-2026-59307 is a high-severity vulnerability in Vmware Spring Integration with a CVSS 3.x base score of 8.0. 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: High (CVSS 3.x base score 8.0)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Vmware Spring Integration
Published: 2026-08-27
Last modified: 2026-08-31

Description

An operator who calls JdbcMessageStore.addAllowedPatterns(...) to restrict deserialization receives no protection at all when the store is a Spring-managed bean. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12

Frequently asked questions

What is CVE-2026-59307?: An operator who calls JdbcMessageStore.addAllowedPatterns(...) to restrict deserialization receives no protection at all when the store is a Spring-managed bean. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12
How severe is CVE-2026-59307?: CVE-2026-59307 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-59307 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-59307?: CVE-2026-59307 primarily affects Vmware Spring Integration. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-59307?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-59307 published?: CVE-2026-59307 was published on 2026-08-27 and last updated on 2026-08-31.

References

https://spring.io/security/cve-2026-59307

Affected products (6)

cpe:2.3:a:vmware:spring_integration:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:spring_integration:7.1.0:-:*:*:*:*:*:*
cpe:2.3:a:vmware:spring_integration:7.1.0:milestone1:*:*:*:*:*:*
cpe:2.3:a:vmware:spring_integration:7.1.0:milestone2:*:*:*:*:*:*
cpe:2.3:a:vmware:spring_integration:7.1.0:milestone3:*:*:*:*:*:*
cpe:2.3:a:vmware:spring_integration:7.1.0:rc1:*:*:*:*:*:*

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