How severe is CVE-2026-22732?

CVE-2026-22732 has a CVSS 3.x base score of 9.1, 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 none.

Is CVE-2026-22732 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22732?

CVE-2026-22732 affects Vmware Spring Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22732?

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-2026-22732 have an EU (EUVD) identifier?

Yes. CVE-2026-22732 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-13347.

When was CVE-2026-22732 published?

CVE-2026-22732 was published on 2026-03-19 and last updated on 2026-06-17.

CVE-2026-22732

CVE-2026-22732 is a critical-severity vulnerability in Vmware Spring Security with a CVSS 3.x base score of 9.1. 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-425.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-13347
Weakness: CWE-425
Affected product: Vmware Spring Security
Published: 2026-03-19
Last modified: 2026-06-17

Description

When applications specify HTTP response headers for servlet applications using Spring Security, there is the possibility that the HTTP Headers will not be written. This issue affects Spring Security Servlet applications using lazy (default) writing of HTTP Headers: : from 5.7.0 through 5.7.21, from 5.8.0 through 5.8.23, from 6.3.0 through 6.3.14, from 6.4.0 through 6.4.14, from 6.5.0 through 6.5.8, from 7.0.0 through 7.0.3.

Frequently asked questions

What is CVE-2026-22732?: When applications specify HTTP response headers for servlet applications using Spring Security, there is the possibility that the HTTP Headers will not be written. This issue affects Spring Security Servlet applications using lazy (default) writing of HTTP Headers: : from 5.7.0 through 5.7.21, from 5.8.0 through 5.8.23, from 6.3.0 through 6.3.14, from 6.4.0 through 6.4.14, from 6.5.0 through 6.5.8, from 7.0.0 through 7.0.3.
How severe is CVE-2026-22732?: CVE-2026-22732 has a CVSS 3.x base score of 9.1, 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 none.
Is CVE-2026-22732 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22732?: CVE-2026-22732 affects Vmware Spring Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22732?: 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-2026-22732 have an EU (EUVD) identifier?: Yes. CVE-2026-22732 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-13347.
When was CVE-2026-22732 published?: CVE-2026-22732 was published on 2026-03-19 and last updated on 2026-06-17.

References

https://spring.io/security/cve-2026-22732

Affected products (1)

cpe:2.3:a:vmware:spring_security:*:*:*:*:*:*:*:*

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