CVE-2026-47893: spring framework — Fix

Description

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier

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CVSS v3.1 Score

7.5

HIGH

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

EPSS — Exploit Prediction

0.0025

Probability of exploitation

0.16%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-209 CWE-209

Affected Products

Vendor	Product	Versions
vmware	spring_framework	< 5.2.26
vmware	spring_framework	5.3.0 — 5.3.50
vmware	spring_framework	6.0.0 — 6.0.31
vmware	spring_framework	6.1.0 — 6.1.29
vmware	spring_framework	6.2.0 — 6.2.20
vmware	spring_framework	7.0.0 — 7.0.8.1

References

Advisories & Patches

https://spring.io/security/cve-2026-47893

Frequently Asked Questions

What is CVE-2026-47893? +

A Spring WebFlux application that supports WebSocket connections may expose indirectly sensitive user information by including request headers in an exception reason. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-47893? +

CVE-2026-47893 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-47893? +

CVE-2026-47893 affects products from vmware, specifically: spring_framework. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-47893? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-47893