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Fencer Vulns
medium 6.1

CVE-2026-47883 json

Spring Framework Open Redirect in UrlHandlerFilter

published 2026-08-27 2 mo ago modified 2026-09-10 59 d ago also EUVD-2026-66851

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 17%
public exploits
0
none known

Summary

UrlHandlerFilter can be vulnerable to an open redirect when configured with very broadly matching patterns. The issue applies to the filter variants in both Spring MVC and Spring WebFlux. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19

Patch / fix

  • vmware spring_framework 6.2.20, 7.0.8.1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-47883 updated cvss 5.4

org.springframework/spring-webmvc: org.springframework/spring-webflux: Spring Framework: Open redirect vulnerability in UrlHandlerFilter via broadly matching patterns

  • Red Hat build of Apache Camel - HawtIO 4 spring-webmvc 6.2.18
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Fuse 7 spring-webmvc 6.2.18, spring-webflux 5.2.13.RELEASE
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat OpenShift Dev Spaces spring-webmvc 6.2.18, devspaces/openvsx-rhel9, devspaces/pluginregistry-rhel9
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Single Sign-On 7 spring-webmvc 6.2.18
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 resteasy, resteasy-javadoc Red Hat Enterprise Linux 9 resteasy, pki-resteasy-core, pki-resteasy-client, pki-resteasy-jackson2-provider, pki-resteasy-servlet-initializer
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 mo ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Spring Spring Framework

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.